The US was angry from the surprise attack from the Japanese on Pearl Harbor, so they started preparing for war.
<span>Western nations and Japan wanted to control China's economy. The boxers was a group of Chinese men who did exercise to help the fight the foreigners who were forcing westernization on them. They killed the missionaries because they felt that foreigners and the Japanese were forcing their ways into them. In revenge, the killed the missionaries and other Christian Chinese.</span>
A hypothesis is what some would call an educated guess. Your hypothesis is what you think will happen not what will happen
The gold rush helped in growth and development by <span>
-Leading to a large increase in the population of the territory </span>
<span>-Promoted the establishment of new shipping routes and railroad lines
</span><span>-Encouraged the creation of laws and government institutions that helped prepare the territory for statehood </span>