Yes. It is part of the Nunuvat Territory.
All those islands belong to the country of Canada.
No. Ellesmere Island is part of Canada. But, if I remember correctly, there is a town on that island. I think it is called Alert. Maybe not. I saw a city up there on a map.
Ellesmere Island
Middle Island in Lake Erie is the southernmost part of Canada in Ontario. The landmass is only 46 acres and is part of Point Pelee.
The most northern part of Canada is the northern tip of Ellesmere Island in Nunavut, where Cape Columbia is located.
The arctic islands include three of the worlds largest islands -- Baffin, Victoria, and Ellesmere Island.
CANADA
Ellesmere Island is larger than Victoria Island. Ellesmere Island is the 10th largest island in the world, while Victoria Island is the 8th largest island in the world but smaller than Ellesmere Island.
Prince Edward Island, Baffin Island, Ellesmere Island, Vancouver Island, Victoria Island.
The distance from Franklin Island (territory belonging to Greenland) to Ellesmere Island (Canada), across the Nares Strait, is about 25 km. If the Canadian claim to Hans Island is considered valid, Canada is even closer, at a distance of approximately 20 km. From Qaqortoq, Greenland, to Iqaluit, Canada, it is about 740miles, or 1200km. From Qaanaaq to Ellesmere Island (the closest it is to canada), it is about 140miles, or 230km.
Ellesmere Island by far.
Either the Queen Charlotte Islands, which are off the northern coast of BC, or the Gulf Islands, which are off the southern coast of BC.