Why did the US and UN send troops when North Korea attacked South Korea? to create an alliance
to protect colonial interests
to follow the containment policy
to create a demilitarized zone

On June 27, President Truman announced to the nation and the world that America would intervene in the Korean conflict in order to prevent the conquest of an independent nation by communism.

Correct answer is D

Explanation:

the correct answer is: (1) affected by gerrymandering; (2) not affected by gerrymandering.

gerrymandering is known as a practice that intends to establish a some kind of political advantage for a particular party or group. to do this district boundaries are manipulated. the new resulting district is named a gerrymandering.

in other words, what gerrymandering does is to draw the boundaries of electoral districts trying to benefit the party who is doing it. sometimes, the party controlling the legislature will redraw it so they can maximize the number of districts they are likely to control.