I don't see the 1000s of foreigners working in the US-Canada under the highly skilled visa program (hospitals, universities, companies....) whining about everything, trying to make unions, etc....

From the Canadian Embassy:

Foreign Laws and Customs

When you are travelling, temporary working, studying in a foreign country, familiarize yourself with the way of life there. Respect that countrys laws, religions, culture, class structure and economic conditions. Although you may not agree with some of the countrys beliefs, remember that you are a temporary visitor.

While in a foreign country, you are subject to its laws and regulations. Your Canadian citizenship offers no immunity.