Roosevelt cut off the oil supply to Japan and this led to the attack on Pearl Harbor.
In an effort to cut off military supplies to China, Japan invaded French Indochina in 1940. After days of combat, the French Vichy government reached an agreement with Japan that allowed them to occupy Tonkin Bay. The Japanese military had a continued presence in Indochina throughout the war.
The Americans cut off Japan's fuel supply because japan invaded indochina (Laos, Vietnam and Cambodia).
Time to establish itself in Asia, the Phillipenes, Indochina, Indoneseia and New Guinea.
Japan
Because Japan invaded French Indochina
He cut off the oil supply and doing so, it led to and attack
Japan
March 15 2010
Japan
Japan .
When the Japanese ventured into French Indochina in 1940, the US halted several major exports to Japan. Then in 1941 when France fell to Germany and the Japanese took over French Indochina, the US stopped all oil exports to Japan.