At length in September 1645 the elector was compelled to agree to a truce with the Swedes, who, however, retained Leipzig; and as far as Saxony was concerned this ended the Thirty Years' War. After the peace of Westphalia , which with regard to Saxony did little more than confirm the treaty of Prague, John George died on 8 October 1656.
Elector Frederick Augustus III (1763–1827) was formally the last Elector of Saxony. With the dissolution of the Holy Roman Empire, he clung to office and became the first monarch of the short-lived Kingdom of Saxony, under the title of Frederick Augustus I of Saxony. Subdivisions