For ten points, name this Canadian rebellion led by Louis Riel that momentarily stopped Manitoba from joining the Confederation.
This event began when its leader prevented potential surveyors and William McDougall, the appointed Lieutenant Governor, from entering Rupert's Land. The execution of Thomas Scott and continued agitation, however, culminated in an encounter at Fort Garry between Colonel Garnet Wolseley and the rebels. On December 8, 1869, a provisional government was declared and appeared to be successful, but the aforementioned situation enraged the English-speaking Canadians and hampered the efforts of the Metis in negotiating a favorable settlement.  For ten points, name this Canadian rebellion led by Louis Riel that momentarily stopped Manitoba from joining the Confederation.
This event began when its leader prevented potential surveyors and William McDougall, the appointed Lieutenant Governor, from entering Rupert's Land.
Red River Rebellion (accept an early buzz of Riel's rebellion)