Canada is a North American country consisting of ten provinces and three territories located in northern North America between the Atlantic and Pacific oceans. The land has been inhabited for millennia by indigenous peoples and was later colonized by Britain and France starting in the 15th century. Canada is a federal parliamentary democracy and constitutional monarchy with a population of over 35 million people. Some of Canada's largest cities include Montreal, Ottawa, Quebec City, and Toronto, which vary in their histories of European settlement and indigenous inhabitation.