President Harry S. Truman is well regarded by historians.<quoted text>
You forgot to add his next sentence. "There's no need to defend myself...I did what I did and ultimately history will judge."
He's absolutely right. Most people were wrong about the necessity of the Korean War in the immediate aftermath.
South Koreans and history judge it very differently today.
President Truman (D) was sinking in the polls then too.
His removal of Mac Arthur prevented war with China so Nixon could open relations