1 an uprising of Métis, and some early white settlers in the Red River area in 1870, led by Louis Riel and caused by encroachment on prairie lands by the Canadian government.
See also: Northwest Rebellion (def. 1)
2 a second uprising of Métis, Crees, and white settlers, caused by the continued expansion of Canadian influence and settlement into the Saskatchewan region, nominally led by Louis Riel.
See also: Northwest Rebellion (def. 2)