John George I was the Elector of Saxony from 1611 until his death in 1656. He was a member of the House of Wettin and played a significant role during the Thirty Years' War, initially supporting the Catholic side before switching to the Protestant cause. His reign was marked by efforts to stabilize his territory and manage the impacts of the war. John George I was known for his diplomatic skills and his attempts to maintain peace in Saxony. He worked to strengthen the economy and promote education, founding several institutions. His leadership helped shape the future of Saxony in the post-war period.