<TABLE> <S> <C>

<ARTICLE> 6
<LEGEND>
This schedule contains Summary financial Information extracted from the Form
N-SAR and the financial statements and is qualified in its entirety by
references to such documents.
</LEGEND>
<SERIES>
   <NUMBER> 062
   <NAME> NUVEEN FLAGSHIP TENNESSEE MUNICIPAL BOND FUND - CLASS B
<MULTIPLIER> 1000

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          MAY-31-2000
<PERIOD-START>                             JUN-01-1999
<PERIOD-END>                               MAY-31-2000
<INVESTMENTS-AT-COST>                           286909
<INVESTMENTS-AT-VALUE>                          277848
<RECEIVABLES>                                     5121
<ASSETS-OTHER>                                    2551
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                                  285520
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                          972
<TOTAL-LIABILITIES>                                972
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                        296801
<SHARES-COMMON-STOCK>                             1211
<SHARES-COMMON-PRIOR>                             1098
<ACCUMULATED-NII-CURRENT>                        (161)
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                         (3032)
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                        (9060)
<NET-ASSETS>                                    284548
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                                18214
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                    3162
<NET-INVESTMENT-INCOME>                          15052
<REALIZED-GAINS-CURRENT>                         (803)
<APPREC-INCREASE-CURRENT>                      (26426)
<NET-CHANGE-FROM-OPS>                          (12177)
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                          556
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                            330
<NUMBER-OF-SHARES-REDEEMED>                        244
<SHARES-REINVESTED>                                 26
<NET-CHANGE-IN-ASSETS>                         (42459)
<ACCUMULATED-NII-PRIOR>                             25
<ACCUMULATED-GAINS-PRIOR>                       (2229)
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                             1620
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                   3218
<AVERAGE-NET-ASSETS>                             12669
<PER-SHARE-NAV-BEGIN>                            11.30
<PER-SHARE-NII>                                    .46
<PER-SHARE-GAIN-APPREC>                          (.94)
<PER-SHARE-DIVIDEND>                             (.47)
<PER-SHARE-DISTRIBUTIONS>                            0
<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                              10.35
<EXPENSE-RATIO>                                   1.73


</TABLE>