Which of the us response to fascist aggression marked the turning point in moving the nation from neutrality to war?

The American response to the Japanese attack on the U.S. base in Hawaii Pearl Harbor.  After Japan, allied with Germany and Italy announced its intention to take control of French Indochina, President Roosevelt froze Japanese assets in the United States and restricted oil exports to Japan. The Japanese bombed the Pacific Fleet in a surprise attack at Pearl Harbor, Hawaii. The Japanese attack on Pearl Harbor triggered an unprecedented mobilization of America’s human, physical, and financial resources as the entire economy was harnessed to the war effort. Winning the war against Germany and Japan would require all of the nation’s immense industrial capacity and full employment of the workforce.

the answer is d trust me

lol, i think so.

explanation: