History and background of canadian compulsory military service in 2004?(needed for school can't let class do)

Answer 1

Do a search for info on the internet, you should find the info you need.

Answer 2

Compulsory service or conscription was used in Canada during the First and Second World Wars. There was not a sufficient number of volunteers once it became clear that there would not be enough volunteers to prosecute the wars. Unless there is a large long term war it will be unlikly that conscription will be used because of the political costs.