born Jan. 11, 1815, Glasgow, Scot.
died June 6, 1891, Ottawa, Ont., Can.
Canadian politician, first prime minister of the Dominion of Canada (1867–73, 1878–91).
He immigrated to Canada as a child and practiced law in Kingston, Upper Canada (now Ontario), from 1836. From 1844 to 1854 he served in the Province of Canada's assembly. He cofounded the Liberal-Conservative Party (see Progressive Conservative Party of Canada ) in 1854 and became premier of the Province of Canada in 1857. He worked for confederation and helped secure passage of the British North America Act , which created the Dominion of Canada (1867). As prime minister, he supported trade protectionism and aided the completion of the Pacific railway. In response to later challenges to Canadian unity, he advocated loyalty to the British Commonwealth and independence from the U.S.