http://www.flashcardexchange.com/tag/pagean www.flashcardexchange.com: pagean Flashcards en-us Mon, 28 May 2012 10:26:19 PDT Mon, 28 May 2012 10:26:19 PDT support@flashcardexchange.com 720 http://www.flashcardexchange.com/flashcards/view/757059 During the late nineteenth and early twentieth centuries, the United States pursued an aggressive policy of expansionism, extending its political and economic influence around the globe. 2009-02-22 http://www.flashcardexchange.com/flashcards/view/757059