At the risk of ruining a good rant, and taking this off on a tangent:
hence the ROEs. not ceremonial duties, these troops would be sentries.
Unfortunately, you're in to Aid to the Civil Power-type stuff here. Legally, we couldn't actually mount a "real" guard (one with powers of arrest, ROE, etc.) without jumping through all sorts of legal hoops and constitutional issues. That's why it's the Ceremonial
We could mount a 24/7 "ceremonial" guard that just happened to have weapons and bayonets fixed...but I find that a bit American/Russian for my taste.
The Ottawa Police need to step up to the plate here, along with the RCMP; security is their
responsibility and they need to be taking it seriously.