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

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A) or C)

Explanation:

Someone else said C, but that doesn't seem right.

abraham lincoln  (february 12, 1809  – april 15, 1865) was an american statesman, politician, and lawyer who served as the 16th  president of the united states  from 1861 until  his assassination  in april 1865. lincoln led the nation through the  american civil war, its bloodiest war and its greatest moral, constitutional, and political crisis.[2][3]  he preserved the  union,  abolished slavery, strengthened the  federal government, and modernized  the u.s. economy.

c. troops marched forward in close formation against newer, more accurate weapons