Robert Peel In 1830 the Whigs finally returned to power and Peel became a member of the Opposition for the first time. After successive election defeats, leadership of the Conservative Party gradually passed from Wellington to Peel, and when King William IV asked Wellington to become Prime Minister in November 1834, he declined and Peel was selected instead, with Wellington serving as caretaker until Peel took office. Peel then issued the Tamworth Manifesto (December 1834), laying down the principles upon which the modern British Conservative Party is based. His first ministry was a minority government, dependent on Whig support and with Peel
Prime minister for their power. Although there was a cabinet, it was appointed entirely by the monarch, and the monarch usually presided over its meetings. When the monarch grew tired of a first minister, he or she could be dismissed, or worse: Cromwell was executed and Clarendon driven into exile when they lost favour. Kings sometimes divided power equally between two or more ministers to prevent one minister from becoming too powerful. Late in Anne's reign, for example, the Tory ministers Harley and Viscount Bolingbroke shared power. In the mid 17th century, after the English Civil War (1642–1651), Parliament strengthened its position