The pro-business atmosphere of the 1920s would, however, drain these measures of power. It might be said that the sentiments of the Progressive Era, the idea of helping the weak and taking an active approach to improving society, led to the entry of the United States into World War I (1914–18) in 1917
Explanation:
The 1920s was a decade of the Gregorian calendar that began on January 1, 1920, and ended on December 31, 1929. In North America, it is frequently referred to as the "Roaring Twenties" or the "Jazz Age"
