You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

Category: THE KOREAN WAR 
Clue: In bitter battles of 1951, Pork Chop was a hill & Heartbreak was one of these
ridge

Category: DOUBLE TALK 
Clue: A short ballet skirt, or South African Archbishop Desmond
tutu

Category: ALL "DE" PEOPLE 
Clue: In 1993 Nelson Mandela & this fellow South African shared the Nobel Peace Prize for ending apartheid

f.w. de klerk