In the spring of 1942 Doolittle's Raid occurred. The most important impact of this raid was a
b
It showed that the Japanese mainland could not be attacked.
It sunk two Japanese aircraft carriers.
It was an important military strike against Nagasaki.
It lifted Americans' sunken spirits.

It lifted Americans sunken spirits

Explanation:

Because the raid was the first american raid on the Japanese mainland and showed that the Japanese are not invincible

in february 1787, congress decided that a convention should be convened to revise the articles of confederation, the nation’s first constitution. in may, 55 delegates came to philadelphia, and the constitutional convention began. debates erupted over representation in congress, over slavery, and over the new executive branch. the debates continued through four hot and muggy months. but eventually the delegates reached compromises, and on september 17, they produced the u.s. constitution, replacing the articles with the governing document that has functioned effectively for more than 200 years.

bless you your highness