 Harley therefore authorised expeditions by land and sea to capture Quebec, but fell ill, so most of the work of organisation was done by his Secretary of State, Henry St. John (the future Lord Bolingbroke).The basic plan followed one first proposed by Samuel Vetch in 1708 for the 1709 campaign season, with the main thrust to be a naval expedition carrying a combined force of regular army forces and provincial troops.Rear Admiral of the White Sir Hovenden Walker was given overall command of the expedition, with Brigadier John Hill in command of the land forces.