Vice-Admiral Sir Robert John Le Mesurier McClure CB (28 January 1807 – 17 October 1873) was an Irish explorer who explored the Arctic. In 1854 he traversed the Northwest Passage by boat and sledge, and was the first to circumnavigate the Americas.

Robert Alexis McClure (March 4, 1897 – January 1, 1957) was an American general, psychological warfare specialist, and is considered the father of U.S. Army Special Warfare.

Major General (MG) Robert Alexis McClure, a persistent advocate for psychological warfare (Psywar) and unconventional warfare (UW) from World War II to the Korean War, is an icon in the history of U.S. Army Special Warfare.

Sir Robert John Le Mesurier McClure was an Irish naval officer who discovered a waterway, known as the Northwest Passage, linking the Pacific and Atlantic oceans through Arctic North America. He completed the route, partly by ship and partly overland, during 1850–54.

Robert McClure and his crew spent three years locked in the pack ice aboard HMS Investigator before abandoning the ship and making their escape across the ice. [1] Rescued by HMS Resolute, which was itself later lost to the ice, McClure returned to England in 1854, where he was knighted and rewarded for completing the passage.

Jan 2, 2008 · Sir Robert John Le Mesurier McClure, explorer, adventurer (born 28 Jan 1807 in Wexford, Ireland; died 17 Oct 1873 in London, England). McClure was an Irish naval officer credited with being the first European explorer to successfully navigate the Northwest Passage.

Robert A. McClure's position as the founder of Army special warfare seems indisputable. Over a critical period of 10 years, he made vital contributions to psychological warfare, to Civil Affairs, and to the creation of Army Special Forces.

Sir Robert McClure (1807-1873) was a British naval officer who, while searching for the lost expedition of Sir John Franklin, discovered the Northwest Passage. Robert McClure was born in Wexford, Ireland and educated at Eton (an English private school) and Sandhurst (the British military academy).

Biography: Irish explorer Robert McClure was the first person to discover the Northwest passage, the sea route between the Arctic and Atlantic oceans sought for centuries as a possible trade route to Asia.

Sir Robert John Le Mesurier McClure. 1807-1873. Irish Explorer. The name of Sir Robert McClure is inextricably linked with the Northwest Passage because of his determination to find the elusive waterway linking the Atlantic and Pacific Oceans.