He resigned as prime minister shortly after leading Britain into the War of Jenkins' Ear, though he had came to power shortly after the burst of the South Sea Bubble.
This man continued to be elected to the House of Commons even after charges of misconduct as war secretary got him imprisoned in the Tower of London. Though this man and his brother-in-law, Lord Townshend, were unsuccessful in their opposition to the repeal of the Test Act, he later led successful opposition to the Peerage Bill proposed by James Stanhope. Late in his career his power was weakened by the failure of his proposed expansion of the excise tax, the opposition of the "boy patriots," and the death of his friend Queen Caroline. He resigned as prime minister shortly after leading Britain into the War of Jenkins' Ear, though he had came to power shortly after the burst of the South Sea Bubble. For 10 points, name this man who, under George I and George II, is considered to have been Britain's first prime minister.
This man continued to be elected to the House of Commons even after charges of misconduct as war secretary got him imprisoned in the Tower of London.
Robert Walpole, 1st Earl of Orford