Answer:
I just look up the answers lol
The American Indian Federation (AIF) was a political organization that served as "the major voice of Native American criticism of federal Indian policies during the New Deal", specifically from 1934 through the mid-1940s. The AIF was an early Native American effort to influence national policies, and attracted harsh criticism for its affiliation with several extremist groups. hope it helped
The number one thing was the ending of Wold War I. The war was immensely destructive, taking over 38 million lives. Once the war had ended in 1919 with America and the Allied Powers victorious, there was of course reason to celebrate. After this, economic trading was drastically increasing, there was a legendarily massive stock market boom, and all of society seemed to be heavily prospering.
They joined their armies, however, they were not the only ones, as many more war generals with armies joined. This enabled them to have enough manpower to fight the Spanish and eventually kick them out.