1.4 William IV ( 1765–1837), son of George III, reigned 1830-7; known as the Sailor King. Having served in the Royal Navy, he came to the throne after the death of his brother George IV. In 1834 he intervened in political affairs by imposing the Conservative Robert Peel as Prime Minister, despite a Whig majority in Parliament.
Definition of William in:
- The US English dictionary