I believe the Alberta AG has control over what the RCMP does or does not do in Alberta so the pressure belongs there even more than on Harper.
Basically the provinces contract with the RCMP to do their rural policing - not all, but most do.
"Harry Randall Truman (October 30, 1896 May 18, 1980) was a resident of the U.S. state of Washington who lived on Mount St. Helens and came to brief fame in the months preceding the 1980 eruption after stubbornly refusing to leave his home. "