1921: President Harding campaigns in favor of "normalcy"
1922: Mussolini starts a Fascist government in Italy
1929: US focus turns to domestic affairs as the Great Depression is in full effect
1934: More domestic affairs; the Nye Committee begins investigations
1935: First series of Neutrality Acts is passed, declaring an arms embargo
1937: Roosevelt begins speaking out for intervention
1939: Cash and carry policy
1940: President Roosevelt helps Churchill prepare his navy
1941: Lend Lease Act revokes the provisions of the neutrality acts