Mary was born in 1542. Her father was James V of Scotland and her mother was his french wife, Mary of Guise. Her father died when she was 6.
Mary was sent to France when she was brought up as a Catholic. She would soon be married to Prince Francis, the eldest son of the French King. He later was crowned King Of France, but died the following year.
In 1561, Mary returned to a different and predominantly Protestant Scotland. Protestant Lords rebelled against Mary of Guise forcing her to flee. Following the death of Mary of guise, French troops withdrew their forces.
In 1565, Mary married Henry Stuart,Lord Darnley and the next year in June had a son, the future King of Scotland, James VI. The marriage was not happy due to jealously of Mary and David Rizzio, who was later murdered in March 9th 1566.
Lord Darnley fell ill with smallpox, and Mary brought him to Kirk O'Field, where she nursed him daily. On 9th February 1567, the house was blown up and Darnley was strangled. 3 months after his death, Mary married James Hepburn, and was forced to abdicate in favour of her son.
In 1568, Mary escapes her captivity at Loch Leven and fled to England. Her arrival in Protestant England became a problem for Elizabeth, and she chose to hold Mary captive. Had long term consquences for English Catholics.