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 consistency, answers should be in all lower cased letters.

Q: Category: WORLD HISTORY 
Clue: In a 1918 treaty, this country gave up Ukraine but soon recovered it

A: russia
****
Q: Category: APPROBATION 
Clue: Japanese consul Chiune Sugihara, who saved hundreds of Jews in WWII, bears the title "Righteous" this

A: gentile
****
Q: Category: THE 20TH CENTURY 
Clue: For most of the 1980s, he was president of El Salvador

A:
jose napoleon duarte
****