Signed in 1876 , Treaty 6 was the agreement between the government of Canada and the Indigenous people living in parts of modern - day Saskatchewan and Alberta .
Treaty 6 was the biggest piece of legislation between Plains Cree Leaders and the colonial government .
Signed in 1876 , piece   was the piece between the government of Canada and the Indigenous people living in parts of modern - day Saskatchewan and Alberta .
Treaty 6 was the biggest piece of legislation between Plains Cree Leaders and the colonial government .