Because Margaret was sole heir to her family's title, upon their marriage her husband became the 2nd Lord Nairne and was elevated to the rank of earl.
All but one of the children were staunch Jacobites; son Robert was killed at the Battle of Culloden (16 April 1746) and daughter Margaret imprisoned the same year for her active support of the rebellion.
[2] The Jacobite rising sought to restore the exiled House of Stuart to the throne in England, Scotland and Ireland and the Nairnes were active participants in the rebellion.
[3] The difficulties and dangers of the rising did not appear to dampen Margaret's commitment to the Jacobite cause, and upon Bonnie Prince Charlie's return to Scotland in 1745 she entertained him at Nairne House.
[3] One series of letters written by Lady Margaret documents her journey to London to seek a royal audience in order to plead for her husband's release from the Tower where she lived with him for a time in 1716.