 Murray Maxwell, escorting Lord Amherst to China on a diplomatic mission to the Jiaqing Emperor.With the "Alceste" shipwrecked, Hoppner switched to the East Indiaman "Lion" in order to assist his shipwrecked comrades.In 1818, Lieutenant Hoppner served on the "Alexander" as second in command under Lieutenant William Edward Parry during Captain John Ross' British Naval Northwest Passage Expedition of 1818, who commanded HMS "Isabella".