Deaths on October 4

John Campbell, 2nd Duke of Argyll, Scottish commander and politician, Lord Lieutenant of Surrey (b. 1678)

Field Marshal John Campbell, 2nd Duke of Argyll, 1st Duke of Greenwich, (10 October 1680 – 4 October 1743), styled Lord Lorne from 1680 to 1703, was a Scottish nobleman and senior commander in the British Army. He served on the continent in the Nine Years' War and fought at the Battle of Kaiserwerth during the War of the Spanish Succession. He went on to serve as a brigade commander during the later battles of the War of the Spanish Succession. Next he was given command of all British forces in Spain at the instigation of the Harley Ministry; after conducting a successful evacuation of the troops from Spain, he became Commander-in-Chief, Scotland. During the Jacobite Rebellion, he led the government army against the Jacobites led by the Earl of Mar at the Battle of Sheriffmuir. He went on to serve as Lord Steward and then Master-General of the Ordnance under the Walpole–Townshend Ministry.