

A shrewd Scottish churchman and political fixer who helped shape the peaceful Union of 1707 from the shadows of royal courts.
William Carstares was a master of ecclesiastical politics and a trusted advisor who operated in the dangerous intersection of church, state, and monarchy. A committed Presbyterian and Whig, his early life was marked by intrigue; he was imprisoned and tortured for alleged involvement in a plot against King Charles II. This forged a resilient operator. His great skill was as a mediator between the often-fractions Church of Scotland and the English crown, first under William of Orange and later Queen Anne. As Principal of the University of Edinburgh, he modernized its curriculum and governance. But his most significant work was unofficial: serving as a confidential advisor to King William, he used his influence to ensure the Church of Scotland's independence was protected in the negotiations for the Treaty of Union in 1707. His repeated election as Moderator of the General Assembly was a testament to the trust he held, making him one of the most powerful Scotsmen of his day.
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He was arrested and subjected to thumbscrew torture in 1674 over the Rye House Plot.
He was chaplain to King William III and accompanied him on his military campaigns in the Netherlands.
His diplomatic skills earned him the nickname 'the Cardinal' from his contemporaries.
He declined a bishopric, remaining a staunch Presbyterian minister throughout his life.
“The safety of the people is the supreme law.”