Brocket Hall early held variously of Hatfield Manor and the Bishop of Ely. Sir Matthew Lamb's son was Peniston Lamb, 1st Viscount Melbourne and he was often visited at Brocket Hall by the Prince Regent, who had a liaison with Lady Melbourne. The next owner was William Lamb, 2nd Viscount Melbourne, who was Queen Victoria's first Prime Minister from 1835–41, when she regularly visited. His wife, Lady Caroline, infamously had an affair with Lord Byron causing Lord Melbourne much embarrassment. For one of his birthdays she held a state banquet in the Saloon, at which she had herself served from a large
William Lamb, 2nd Viscount Melbourne of revolution. Later he opposed the repeal of the Corn Laws, arguing not only that Catholic emancipation had failed, but also that the Reform Act had not improved the condition of the people. King William IV's opposition to the Whigs' reforming ways led him to dismiss Melbourne in November. He then gave the Tories under Sir Robert Peel an opportunity to form a government. Peel's failure to win a House of Commons majority in the resulting general election (January 1835) made it impossible for him to govern, and the Whigs returned to power under Melbourne that April. This was the