Mary was born in 1542, daughter of James V of Scotland. Her father day when she was only a few days old so she was crowned Queen of Scotland with her mother actuing as regent.
In 1548, at 6 she was sent to France to be brought up and educated in Catholic France. At 15, she was married to Prince Francis, the eldest son of French King Henry. In 1559, he became King Francis II but died the following year.
In 1561, Mary returned to Scotland but it was very different to how she left in 1548. It was now predominantly Protestant and in 1559 the Scottish Protestant rebelled against Mary of Guise.
In 1565 Mary married Henry Stuart, Lord Darnley, and the following year gave birth to a son, the future King James V1 of Scotland. The marriage was not happy as Darnley was jealous of Mary becoming friendly with her Italian Secretary. On 9th March 1556 David Rizzio was stabbed to death by Darnley and his friends.
Mary became friendly with James Hepburn, Earl of Bothwell. When Darnley fell ill with smallpox,. On 9th February 1567 the house (Kirk O' Field) was blown up and Darnley's body was found in the garden. 3 months later she married Bothwell which some Protestant lords didn't like and they rebelled against her.
In May 1568 Mary escaped captivity at Loch Leven and fled across the border to England. Her arrival in England left Elizabeth with a problem. Mary was held captive which had long term consequences. The following two decades Mary was a significant problem being at the centre of many plots to unseat Elizabeth.