WWII By osodiaz100 Nov 1, 1939 US Neutrality (lend lease, "cash and carry") this act lifted the arms embargo and put all trade with belligerent Dec 7, 1941 Pearl Harbor the attack on Pearl Harbor was a surprise military strike by the imperial japanese navy air service Feb 19, 1942 Internment Camps (Executive order 9066) the president authorizes japanese relocation