What are some reasons why Dr. King has brought Vietnam into his morals?

He did it to solve its problems, to bring about the changes it wanted.

Explanation:

According to this__The speech was delivered by Martin Luther King, Jr., on April 4, 1967, at a meeting ... SINCE I AM a preacher by trade, I suppose it is not surprising that I have seven major reasons for bringing Vietnam into the field of my moral vision. ... of violence to solve its problems, to bring about the changes it wanted.

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.