Elmwood (Sault Ste. Marie, Michigan) now Missouri and Arkansas, and in 1820 he was the topographer on an expedition through the upper Mississippi River and Lake Superior regions. After publishing an 1821 book on his travels, Schoolcraft was appointed in 1822 as US Indian agent at Sault Ste. Marie. There, Schoolcraft accepted an invitation from John Johnston to stay at his house. In 1823, Schoolcraft married Jane Johnston Schoolcraft, daughter of Johnston and his wife "Ozhaguscodaywayquay", herself the daughter of Ojibwe war chief "Waubojeeg", After their marriage, the couple continued to live in the Johnston house. The Schoolcrafts had four children: William (1824), who died
Sault Ste. Marie, Ontario the fluid environment changed during and after the War of 1812 between Britain and the United States. Trade dropped during the war and on July 20, 1814 an American force destroyed the North West Company depot on the north shore of the St. Marys River. Since the Americans were unable to capture Fort Mackinac, the British forces retained control of Sault Ste. Marie. In 1870, the United States refused to give the steamer "Chicona", carrying Colonel Garnet Wolseley, permission to pass through the locks at Sault Ste Marie. In order to control their own water passage, the Canadians constructed the