Canada as sanctuary

I am one of the many thousands of Canadians who can trace their roots to the United Empire Loyalists who moved to Ontario after the American revolution. I support Gerard Kennedy's war resister sanctuary bill:

Gerard Kennedy's bill would allow foreign military deserters — or those who refuse mandatory military service — to stay in Canada if their action is based on “sincere moral, political or religious objection.”
MPs have already voted twice to support war resisters, but that was through motions that are not binding on the government.
Mr. Kennedy's bill would be binding because it would amend the Immigration and Refugee Protection Act.

Wikipedia quotes a 2004 BBC documentary, which described Canada's tradition as a refuge for Americans:

"Americans in trouble have been running to Canada for centuries... in the wake of the American Revolution ... [in the] Underground Railroad that spirited escaped American slaves to freedom... and in the 1960s, [when] as many as 60,000 young American men dodged the draft..."