William Pitt the Younger however, was comfortable with Shelburne, and thus joined his government; he was appointed Chancellor of the Exchequer. Fox, who became Pitt's lifelong political rival, then joined a coalition with Lord North, with whom he collaborated to bring about the defeat of the Shelburne administration. When Lord Shelburne resigned in 1783, King George III, who despised Fox, offered to appoint Pitt to the office of prime minister. But Pitt wisely declined, for he knew he would be incapable of securing the support of the House of Commons. The Fox–North coalition rose to power in a government nominally headed by William Cavendish-Bentinck,
William Pitt the Younger to farm, and on which to lay out trees and walks. His niece Lady Hester Stanhope designed and managed the gardens and acted as his hostess. The Treaty of Amiens in 1801 between France and Britain marked the end of the French Revolutionary Wars. Everyone expected it to be only a short truce. By 1803, war had broken out again with France under Emperor Napoleon. Although Addington had previously invited him to join the Cabinet, Pitt preferred to join the Opposition, becoming increasingly critical of the government's policies. Addington, unable to face the combined opposition of Pitt and Fox, saw