definiens: shall mean any cause beyond the rea sonable control of such non - performing party, including without limitation, acts of God, fire, ex plosion, flood, earthquake, drought, war, hostility, revolution, riot, civil disturbance, national emerg ency, sabotage, embargo, strikes or other labor tro uble ; provided, however, that the party effected shall pr omptly notify the other party of the condition constituting Force Majeure as defined herein and sh all exert reasonable efforts to eliminate, cure and overcome any such causes and to resume performance of 5 its obligations with all possible speed . If a condi tion constituting Force Majeure as defined herein e xists for more than ninety ( 90 ) consecutive days, the parties shall meet to negotiate a mutually satisfactory so lution to the problem, if practicable, including terminati on of this Agreement upon thirty ( 30 ) days written notice from the failure of reaching a mutually satisfactor y solution to the Force Majeure, or the use of a th ird party to fulfill the obligations hereunder of the p arty invoking Force Majeure, at the expense of the party invoking Force Majeure