Answer:
On 11 December 1941
Explanation:
Four days after the Japanese attack on Pearl Harbor and the United States declaration of war against the Japanese Empire, Nazi Germany declared war against the United States, in response to what was claimed to be a series of provocations by the United States government when the US was still.
The idea of manifest destiny was the belief that people were destined for expansion across Northern America.
Iron Joseph Paxton design the crystal palace
I don't have the proper answer and you might have to do research but America did gain much from the war such as Cuba, The Philipines, and Guam.
Improve society and address economic problems
