Who defeated Mary queen of Scots?

Answer 1

James VI of Scotland, who moved to England (on Elizabeth's death) to become James I of England - because of his ancestor Henry VII of England, whose daughter was sent to marry the Scottish King.

Answer 2

Mary Queen of Scots was executed by Elizabeth I after the many threats that Elizabeth recived from her and her Catholic followers.

Answer 3

Her father King James V. She was his only surviving child and was only 6 days old when her Father died. She was then crowned 9 months later.