Conquered from Maria Theresa during the War of Austrian Succession in violation of the Pragmatic Sanction of 1713, to which Frederick was a signatory.

In many ways, this is seen as an example of Realpolitik, in which a nation's strategic strength is the determining factor in how it conducts policy (rather than promises or a sense of honour). This is a concept that will become increasingly important in Prussian policy into the 19th century, under Bismarck.

King George II died on October 25, 1760, and was succeeded by his grandson, George III. During his reign, George II's reign oversaw the War of Austrian Succession and the Seven Years' War. As Secretary of State, William Pitt the Elder directed the policy of the Seven Years' War.