Answer: World War II was caused by the Treaty of Versailles following WWI, the worldwide economic depression, failure of appeasement and the rise in militarism in Japan and Germany.
Step-by-step explanation:
During the 1920s, the united states trie to promote world peace through diplomatic means, by 1921 representatives from nine asian and European nations met in Washington to further Discuss ways to ease the tensions.
Philip Randolph and Abraham Lincoln Brigade were important figures