One interesting "actual fact", IJHB: in many residential schools, the death rate among "students" (or inmates, or victims, if you prefer) was as high as 50%.  
Sez who? 
Dr. Peter Bryce, Medical Inspector, Dept. of the Interior and Indian Affairs. He made a special inspection of 35 schools in the prairie provinces in 1907. The experience shocked him.  Newspaper articles appeared.  In 1922, Bryce retired and wrote a book: The Story of a National Crime; Being a Record of the Health Conditions of the Indians of Canada from 1904 to 1921.  

Many of the deaths were due to TB.  Bryce found on more than one occasion, that infected kids were mingled with uninfected, healthy kids. Many survivors (which means, of school life in the 1940s-1970s, told of experiences similar to what Bryce had found, decades before. Many of the healthy kids were scared to death--they felt it was a DELIBERATE strategy.  Said one: "they wanted us dead."

Read more on Kevin Annett's website.  Annett's word: Genocide.