Lieutenant-General Sir Brian Gwynne Horrocks, was a British Army officer, chiefly remembered as the commander of XXX Corps in Operation Market Garden and other operations during the Second World War. He also served in the First World War and the Russian Civil War, was taken prisoner twice, and competed in the modern pentathlon at the 1924 Paris Olympics. Later he was a television presenter, wrote books on military history, and was Black Rod in the House of Lords for 14 years.