Sentence:  Nevertheless , Prokofieff was much influenced by Paris during the Twenties : the Paris which was the artistic center of the Western World - the social Paris to which Russian aristocracy migrated - the chic Paris which attracted the tourist dollars of rich <WSD>America</WSD> - the avant-garde Paris of Diaghileff , Stravinsky , Koussevitzky , Cocteau , Picasso - the laissez-faire Paris of Dadaism and ultramodern art - the Paris sympathique which took young composers to her bosom with such quick and easy enthusiasms . 
Meaning of the word marked with <WSD> tags:  North American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776