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                                                                  Exhibit 10.12

[GLOBAL CROSSING LOGO]

               Employment Term Sheet -- Charles F. Carroll

Position:              General Counsel -- Asia, reporting to John Legere, CEO --
                       Asia

Employer:              Upon commencement, Global Crossing Development Company
                       ("GCDC"), a subsidiary of Global Crossing Ltd., shall be
                       the employer. At such time as Asia Global Crossing Ltd.
                       ("AGC") issues an initial public offering ("IPO"),
                       employment with GCDC shall terminate and employment with
                       AGCDC shall commence. GCDC and AGCDC are referred to
                       herein as the "Company."

Base Salary:           $350,000 per year

Annual Bonus:          Target bonus equal to 50% of base salary. Bonuses are
                       awarded in the sole discretion of the Company.

Loan:                  Within 30 days after your employment start date and upon
                       execution and delivery of a promissory note in the form
                       attached hereto and incorporated herein by reference,
                       AGCDC will lend you $1,300,000, interest-free, all due
                       and payable upon the earlier to occur of (a) termination
                       for cause, (b) resignation, or (c) 4 years. Provided that
                       you are employed by AGCDC or a subsidiary of Global
                       Crossing Ltd., 1/3 of the loan shall be forgiven on the
                       first, second, and third anniversary of your employment
                       start date with GCDC.

Global Crossing Ltd.
Stock Options:         Subject to Global Crossing Ltd. Compensation Committee
                       ("GCL Compensation Committee") approval, 500,000 options
                       to purchase common stock of Global Crossing Ltd. (the
                       "Global Crossing Stock Options"), vesting as follows:

                       25% on the earlier of (a) the date on which a final
                       management determination is made that a initial public
                       offering for AGC will not be issued, or (b) December 31,
                       2000;
                       25% on the first anniversary of your employment start
                       date;
                       25% on the second anniversary of your employment start
                       date; and
                       25% on the third anniversary of your employment start
                       date.

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                       The exercise price will be determined by the GCL
                       Compensation Committee. Any unvested Global Crossing
                       Stock Options shall automatically cancel upon
                       termination of employment with GCDC.

AGC Stock Options:     It is anticipated that AGC will issue an IPO in the near
                       future. Subject to approval by the GCL Compensation
                       Committee, upon such IPO, you shall receive options to
                       purchase a number of shares of AGC common stock (the
                       "AGC Stock Options") calculated as follows:
                       $13,500,000/IPO price per share. The exercise price per
                       share of the AGC Stock Options shall equal the IPO price
                       per share. The AGC Stock Options shall vest as follows:

                       25% on the IPO date;
                       25% on the first anniversary of your employment start
                       date;
                       25% on the second anniversary of your employment start
                       date; and
                       25% on the third anniversary of your employment start
                       date.
Additional Terms
And Conditions
For Stock Options:     The GCL Stock Options and the AGC Stock Options shall
                       collectively be referred to as the "Stock Options."

                       (a) Unless previously canceled, the Stock Options shall
                           immediately vest in the event of (i) a Change in
                           Control (as that term is defined in the Plan) or
                           (ii) your death.
                       (b) In the event you suffer a disability that renders
                           you unable to continue employment as Global Crossing
                           Ltd. or a subsidiary thereof, unless previously
                           canceled, all Stock Options shall immediately vest
                           as of the date that your employment is formally
                           terminated.
                       (c) In the event that any amounts you receive or are
                           deemed to receive in connection with a Change in
                           Control or a termination without cause (whether in
                           respect of stock options, severance or otherwise)
                           would give rise to any excise tax under Section 4999
                           of the Internal Revenue Code, the Company shall
                           make payment to you of such amounts as are necessary
                           for you to be wholly protected from the costs of any
                           such excise tax (and any attendant income taxes,
                           penalties and/or interest charges).
                       (d) The Global Crossing Stock Options are subject to the
                           additional terms and conditions set forth in the 1998
                           Global Crossing Ltd., Stock Incentive Plan and the
                           Non-Qualified Stock Option Agreement to be provided
                           to you.
                       (e) The AGC Stock Options shall be subject to additional
                           terms and conditions as may be determined by the
                           AGC Board of Directors. We anticipate that the terms
                           and conditions shall be substantially similar to the
                           terms and conditions of the Global Crossing Ltd.
                           Incentive Stock

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                       Option Plan and standard form Non-Qualified Stock Option
                       Agreement.

Benefits:           Insurance benefits in accordance with company policy.
                    401(k) plan participation.

Annual Performance
Reviews:            In conjunction with the annual performance review process,
                    you will be eligible for salary increases, cash bonus awards
                    and additional stock option awards. The salary increases,
                    cash bonus awards and stock option awards will be determined
                    based on overall Company performance, functional group
                    performance, individual performance and tier level. Stock
                    options are awarded in the discretion of the Company. The
                    annual review process currently takes place during the first
                    quarter of each calendar year.

Employment
At-Will:            Employment at the Company is at-will. You may resign at any
                    time and the Company may terminate your employment at any
                    time, with or without cause.

Termination
Without Cause:      In the event that you are terminated without cause, you
                    shall receive a severance payment equal to one year's
                    salary, less required withholdings. In the event that you
                    are terminated without cause within one year after a Change
                    in Control, you will receive a severance payment equal to
                    two year's salary, less required withholdings.

We look forward to you joining Global Crossing. Please sign below to indicate
your acceptance of this Employment Term Sheet. Unless accepted on or before
____________, 2000, this Employment Term Sheet will be void. Feel free to
contact John Comparin at 973-859-5970 if you have any questions.

                           [signature page to follow]

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GLOBAL CROSSING DEVELOPMENT CO.,
a Delaware corporation

By: /s/ John L. Comparin                              Date: March 2, 2000
   --------------------------
Name: John L. Comparin
      -----------------------
Title:  SVP-HR
       ----------------------

ASIA GLOBAL CROSSING DEVELOPMENT COMPANY,
a Delaware corporation

By: /s/ John L. Comparin                              Date: March 2, 2000
   --------------------------
Name: John L. Comparin
      -----------------------
Title:  SVP-HR
       ----------------------

AGREED AND ACCEPTED:

/s/ Charles F. Carroll                                Date: March 2, 2000
-----------------------------
CHARLES F. CARROLL

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                                                                   Exhibit 10.13
[GLOBAL CROSSING LOGO]

               INTERNATIONAL ASSIGNMENT TO JAPAN -- DARRYL GREEN
                                 June 22, 1999

Global Crossing is pleased to propose the following terms for your employment
assignment in Japan:

1.   APPOINTMENT

     You will be appointed as President -- Global Crossing Japan, reporting to
     Jack Scanlon, Vice Chairman Global Crossing Ltd. In approximately two
     months, you will in addition be appointed to the position of Executive Vice
     President -- Marketing, Global Access Ltd. (GAL), reporting to the
     president of GAL. Your job location will be in Japan, or as otherwise
     agreed between you and the company.

2.   COMMENCEMENT

     The assignment will commence on      , 1999, conditional on prior receipt
     of any required work permit. If the necessary authorizations are not
     received by the specified commencement date, the assignment will commence
     as soon as it is practicable.

3.   BASE SALARY

     During the assignment your salary will be US$213,000 per annum. The
     above-mentioned salary will be the basis upon which your home country
     social security and 401(k) contributions will be calculated.

4.   ANNUAL BONUS

     You will receive a guaranteed 1999 bonus equal to $150,000. After 1999, you
     will be eligible to receive a target annual bonus equal to 50% of your
     annual base salary. Bonuses are awarded in the sole discretion of the
     Company based on Company performance, group performance and individual
     performance.

5.   STOCK OPTIONS

     Subject to Board approval, you will receive stock options to purchase
     200,000 shares of common stock of Global Crossing Ltd., vesting as follows:

          25,000 vest on your employment start date,
          58,334 will vest on the 1st anniversary of your start date,
          58,333 will vest on the 2nd anniversary of your start date, and
          58,333 will vest on the 3rd anniversary of your start date.

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     The strike price will be the closing price on the date of the Board grant.
     Stock options are subject to additional terms and conditions as set forth
     in the Global Crossing Incentive Stock Option Plan and the formal
     non-qualified stock option agreement which will be provided to you.

     Stock options are one component of the annual performance review process at
     Global Crossing. Adjustments to current cash compensation and/or the award
     of stock options is a function of Company, functional and/or regional, and
     personal performance. This process is conducted annually in the first
     quarter. Options are awarded solely at the discretion of the Board. While
     we expect that you and others at your level will be eligible for annual
     awards under the Stock Option Program, no guarantees can be made. You will
     be eligible for your initial compensation review in the first quarter of
     2000.

6.   Signing Bonus

     The Company will pay to you a signing bonus equal to $200,000, within 30
     days after your employment start date. In the event that you resign or are
     terminated for cause within the first 12 months after your employment start
     date, the signing bonus must be returned to the Company.

7.   Cost of Living Allowance

     To provide a comparable standard of living in Japan a cost of living
     allowance equal to $52,500 per year, grossed up one time per year for
     taxes, will be paid to you.

8.   Housing

     You will be provided with a housing allowance equal to US$12,210 per month,
     grossed up one time per year for taxes. The lease for your housing
     accommodations is to be contracted and paid directly by you.

     You will be responsible for paying your own utility costs including
     electricity, fuel, water and telephone. You are also responsible for the
     provision of sort furnishings including linen, kitchenware, crockery,
     glassware and minor electrical equipment.

     You retain all responsibility for any home country housing obligations.

9.   School Tuition

     The Company shall reimburse you for up to $37,400 per year, grossed up one
     time per year for taxes, for school tuition for your children through high
     school graduation.

10.  Club Membership

     The Company shall reimburse you for club membership dues of up to $3,240
     per year, grossed up one time per year for taxes.

11.  Social Security and 401(k) Contributions

     Contributions to your home country's social security system will be
     deducted from your base salary. Any contributions you choose to make to
     your Home Company's 401(k) plan will also be deducted from your base
     salary.

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12.  Tax Equalization Policy

     During the term of your assignment, your tax responsibility will be
     administered in accordance with the Company's Tax Equalization Policy. As
     such, a hypothetical US income tax will be deducted from your base salary,
     signing bonus, annual bonus and any other non-allowance payments to
     approximate your tax liability as if you had remained in the home country.
     When your final US income tax return is filed your hypothetical tax will be
     recalculated and adjustments, if any, will be made. Your actual US and
     Japanese federal, state and local tax on employment income will be paid by
     the Company.

     All payments to be made to you under this agreement will be made in US
     dollars.

     US and Japanese federal, state and local taxes on non-employment-related
     income will be your responsibility.

     An accounting firm selected by the Company, will assist in the preparation
     and filing of your Japanese and US federal, state and local returns and
     will provide the Company with a statement of the tax liability on your
     total income subject to limitations.

13.  Annual Leave Entitlement and Home Leave

     Your vacation entitlement shall be three weeks per year, with a maximum
     accrued vacation of three weeks. In addition you will be entitled to
     public holidays observed by the Company in Japan.

     You and your family shall be reimbursed for one roundtrip business class
     airfare between the US and Japan each calendar year.

14.  Emergency Leave

     At the discretion of management, round trip air transportation will be
     reimbursed to the place where your presence is required. The costs are
     limited to full economy fares to your point of origin. Emergencies must be
     related to immediate family members -- parents, brothers, sisters, spouses
     and children.

15.  Automobile

     You will be entitled to expense reimbursement for a chauffeured car on an
     as-needed basis.

16.  Business Travel and Expenses

     You will be reimbursed by the Company for expenses reasonably and properly
     incurred on Company business, on presentation of suitable receipts or
     vouchers in accordance with Company policy and practice.

17.  Household Goods Move

     Global Crossing will pay for the costs associated with the physical move of
     a reasonable amount of your household goods in Tokyo, up to US$10,000,
     should you be required to

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     relocate as a result of your decision to join the Company. Appropriate
     documentation will be required for payment.

18.  REAL ESTATE COMMISSION/DEPOSIT

     In connection with the relocation of your principal residence in Tokyo, the
     Company will (i) pay the cost for any real estate commission (the
     "Commission"), and (ii) provide you with an interest-free loan (the "Loan")
     to be used for payment of any rental deposit. The maximum amount of the
     Commission plus the Loan shall not exceed $300,000. The Loan shall be due
     and payable upon termination of employment for any reason. An unsecured
     promissory note will be provided for your signature in connection with the
     Loan.

19.  INSURANCE

     You and your family will be covered for medical, dental, and vision
     insurance during assignment under the Home Company's Cigna Insurance plan.
     Premiums are paid 100% by the Company. In addition, you will receive life
     and long term disability coverage and accidental death and dismemberment
     coverage in accordance with Company policy. See attached summary of
     benefits.

20.  GOVERNING LAW AND AT-WILL EMPLOYMENT

     While you are in Japan you will be subject to the laws of that country,
     including the laws relating to personal taxation, and nothing contained in
     this letter which may be inconsistent with such laws shall be binding upon
     you and the Company. This Agreement shall be governed by the laws of New
     York and the jurisdiction for resolution of any disputes hereunder shall be
     in New York. Employment is at-will, that is, you may resign at any time and
     the Company may terminate your employment at any time, with or without
     cause.

21.  GENERAL

     This agreement embodies the entire understanding between the parties
     relating to the assignment and supercedes all prior agreements. Any
     amendments or additions to this agreement shall be in writing. Should any
     provision of this agreement be or become invalid, the validity of the other
     provision(s) shall not be affected thereby.

     Please sign below to indicate your acceptance of the terms set forth above.
     Fax the signed agreement to the private human resources fax 310-281-5461,
     Attention: Liz Greenwood, Vice President -- Human Resources. Please contact
     Jack Scanlon at 310-385-5200 if you have any questions. We look forward to
     your joining Global Crossing.

                           [signature page to follow]

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GLOBAL CROSSING EMPLOYEE SERVICES, INC.

Signed: /s/ Elizabeth Greenwood                       Date 6/22/99
        -----------------------
By:     Elizabeth Greenwood
Title:  Vice President-Human Resources

ACCEPTED:

Signed   /s/ Darryl Green                             Date 6/22/99
        -----------------------                            -------
         DARRYL GREEN

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