In response to the Japanese invasion of Manchuria in 1931, the United
States
(A) declared war on Japan
(B) adopted its Good Neighbor Policy
(C) adopted the fi rst Neutrality Act
(D) froze all Japanese assets and ceased trade
(E) adopted the Stimson Doctrine
In response to the Japanese invasion of Manchuria in 1931, the United States "D) froze all Japanese assets and ceased trade," which was seen my many Japanese as being an act of war.