title: When America was a unilateral super power
abstract: US stayed 22 years as a unilateral power, from 1991 - the collapse of the soviet Union - to 2114 when Putin annexed Crimea to the mother state Russia - wait the new superpower  Russia . In fact ,W. Bush committed a fatal mistake - -when he invaded Afghanistan in 2oo1 and Iraq in 2003 as a result of breaking down the two - World Trade Towers - so ,the American treasury can not filful the expenses of the two wars , whereas Obama came to complete the destruction of America - in the world financial 