What are some bad things that happened in the 1920s

What impact did new technologies in the assembly and manufacturing have on the auto industry in the 1920s

Why didn’t the united states participate in the league of nations? the u. s. senate did not want the country to join. president wilson did not want the country to join. the league of nations was only for european countries. the league of nations had failed to prevent world war 1

What was the name of the totalitarian party in italy? a. nazib. communistsc. fascists d. socialist