You need three things.
1) A defined territory.
2) A permanent population. (So you can't be sovereign in Antartica)
3) A government. (Any kind will do ex: democracy, monarchy.)
Yes, it is a Country, SO THERE'S YOUR ANSWER
Yes, Canada is a sovereign and independent country. Though it is a part of the North American continent it is not a part of the US any more than any other country is.
The Canada Act 1982 contains the Canadian Constitution, and made Canada a sovereign country.
Queen Elizabeth II is the sovereign of Canada, her role as Canada's head of state is legally distinct from her role as sovereign of the UK
Sovereign - 2014 was released on: USA: 2014
Lady Sovereign is from England.
Sovereign countries make treaties with other countries. The exact protocols will vary according to the legislation of the country.
North Korea thinks that it is Sovereign. But they are not.
Yes
Canada is an independent country.
China is not in any country. It is a sovereign country in its own right.
One of the many definitions of "Sovereign" is, the reigning Monarch of a country. Englands current Sovereign is Queen Elizabeth II.
None. Bulgaria is a sovereign country itself.
Italy is a sovereign country.
It is an independent sovereign state.
A sovereign state.
Generally, "constituent country" is a term applied to territories that call themselves countries, that are a part of a bigger sovereign country. For example, England is a constituent country of the United Kingdom and Greenland is a constituent country of the Kingdom of Denmark. If you mean a sovereign country within another sovereign country, that is called an enclave.