Question

The Allies' initial response to the Japanese aggression in the Pacific was to

embargo supplies needed to support the Japanese military

develop new naval machines in the face of eventual war

increase imperialism in the Pacific and gain more territory

reinvigorate defenses on the California coast

Answer 1

Embargo supplies.

Extra information: the U.S. gave Japan a lot of oil as Japan has barely any natural resources, so they knew this would at least catch their attention