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.

Q: Category: THE BRITISH ISLES 
Clue: This island group that lies just north of the Scottish mainland was known to classical writers as the Orcades

A: the orkney islands
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Q: Category: AMERICAN HISTORY 
Clue: On June 21, 1982 he was found not guilty by reason of insanity in the shooting of President Reagan

A: john hinckley
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Q: Category: BODIES OF WATER 
Clue: In antiquity this "mother" river of Russia was known as the Rha or Oaros

A:
volga
****