While the rural population continued to grow in the late 1800s, the urban population was growing much more rapidly. Still, a majority of Americans lived in rural areas in 1900. Many of those Americans had settled on the plains in the 1880s.
Well you see <span>during the time </span>Hitler<span> was gaining power, Britain and France basically just kept ignoring all Germany's invasions etc. but after allowing </span>Hitler<span> to </span>invade<span> other countries they basically told him that if he </span>invaded poland<span>they would declare war on Germany.</span>
The answer is D. Leaders had very little experience so they didnt know how to run a government in that way.
Responding to xenophobic concerns, Congress passed an emergency law restricting immigration in 1921. Among other provisions, the Act established a quota (a proportional share of a total) for nationalities on the basis of their numbers in the U.S. in 1910.
The missing detail is: a quota.