While self defense is not illegal in Canada it is defined in the narrowest possible terms, and discouraged to the point where most are not aware of its legal boundaries
Prickly prospect of self-defense - Laws in Canada not particularly favourable toward people protecting themselves
Most Canadians would be surprised to learn that the average duration of incarceration for the crime of murder varies little between here and the United States. The absence of capital punishment in Canada and the wider variance in sentence length in individual states versus provinces would account for much of the mistaken impression.