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.
European appeasement of German aggression in an effort to avoid conflict is the answer
Answer C. Although the anti-federalists wanted a weak federal
government, fearing the possibility of another government in which they
had just revolted against, they were able to push for the Bill of
Rights. The Bill of Rights grants individuals protections from the
government, especially a corrupt government.
Answer: Some historians believe that the Mississippi River's control was a key factor that decided the victor in the war.
Explanation:
Statistics say that as many as 26 battles were fought around that strategic place during the civil war and countless smaller conflicts. Control of the Mississippi River was one of the key factors in the Civil War. After the Union gained control of the Mississippi River, it gained a huge strategic advantage. In the first place, it divided the Confederation into two parts, and since the communication was flowing along that river, communication with the Confederation was disabled. With this move, the Union also economically weakened the Confederation since there was a huge flow of goods along the river to be disabled. Thus the Confederation was economically in disarray.