From feb 4 to feb 11 1945
Answer:
The French revolution
Explanation:
He wanted to stay neutral during the French revolution because the US didn't have the resources to support a warfront and would put the US at war with Brittain again.
Both western europeans and latin american people could immigrate "freely" under that immigration act. The act was intended as a mean to limit the immigration of people whose ancestry was "non white", while increasing the number of "white" inmigrants to guarantee a more homogeneous population in the US. The first group of people was allowed to immigrate because many people living in the US came from the british islands, and in the case of latin american people, since they were a mixture of european and native american parents, they were considered as "white", too. People not allowed to immigrate under this act: asians and east europeans.
The better the climate ( temperature of weather ) the more people will want to live there. So they come, get a job and increase the economy.