The Red Turban uprising successfully defeated the Mongols for which of the following reasons?

A. The mongols had neglected their military training

B. Plague decimated the mongol population

C. Jiao Yu joined forces with the Japanese

D. Jiao Yu invented guns

What event brought the us into wwii? what conflicts happened after the us entered the war? i know the first part of this question, i need with the second part.

How did the battle of okinawa affect president truman’s decision to use the atomic bomb against japan? it showed that japan was close to surrendering. it showed that the us could not win the war without it. it showed that japan was willing to fight to the end. it showed the us could easily defeat japan.

Which would be good historical evidence when studying manifest destiny?