Answer:
The approval of 2/3 of the senate
Changes in voting qualifications and participation, the election of Andrew Jackson, and the formation of the Democratic Party—due largely to the organizational skills of Martin Van Buren—all contributed to making the election of 1828 and Jackson's presidency a watershed in the evolution of the American political system
<span>Prior to WW2, America had an isolationist foreign policy. It never joined the League of Nations, and staunchly avoided taking side with any colonialist power.
Anyway, America's priority at the time was to tackle the depression (which saw unemployment rose to 25%). On the whole the American population and their politicians were totally ignorant or blindsided to the frighten events in Germany and Japan, until it was too late for the countries invaded by the Axis aggressors.</span>
The people of Maryland had a long tradition of slave-holding andties to the south. They wanted to secede from the Union, butPresident Lincoln would not allow it. Maryland surrounded thecapital of the US on three sides and if they seceded, the capitalwould have to secede also.
Many countries were affected by communism after World War II. Since I can't see your map, I'll just give some examples.
Cuba- USSR supplied them with missiles to use as a defense mechanism (Cuban Missile Crisis), this was the closest the USA and the USSR came to fighting a war
Eastern European Countries- USSR took over and they became communist
The USA- Engaged in a Cold War with USSR from 1945 and until 1991
Vietnam- Vietnam War, Communists won and took control
Korea- The communists from the North tried to take over the non-communist South. They went to war and ended up splitting it in the middle (38th parallel).