The correct answer to this open question is the following.
The factor that played in the United state enjoying economic prosperity during the roaring '20s was that the country did not incur in big amounts of debt during World War 1, as Europeans countries did. Indeed, the United States loaned big sums of money to Western European countries to support the war effort. That is why the United States could live a period of economic prospeity in those years called "the Roaring 1920s," a period in which people had money or could buy using credit all the things they needed or they liked.
They paid off union leaders
Either the tropic of Capricorn or the tropic of Cancer but in the middle between them is the Equator.
The ones who wanted war were known as the "Hawks." ... The hawks believed that due to the agression of North Vietnamese it forced us into the war. They thought that the United States should do what ever is necessary to win. Doves think that the problem in Vietnam is a civil war.
