For many decades, Canada has been home to many immigrants and settlers. Most of these people come with the intention of finding employment or settling there for the sake of a better life. Several studies estimate that about 350,000 immigrants come to Canada each year. However, this operation encouraged by the Canadian government is not perceived in the same way by citizens. If for some, immigration is a strength for Canada, the others find it a threat. Indeed, like any other phenomenon, it remains true that immigration has its advantages and cons. This is what we will try to disassemble in the following lines. Immigration is an important part of social and economic growth in countries. For Canada, immigration helps to balance both the aging