The Antisocial Socialist

If you're 13, you can join the Ugandan Army (but your parents have to sign you up). Khadr wasn't conscripted, he volunteered, certainly something permitted (but not encouraged) under international humanitarian law.

http://en.wikipedia.org/wiki/Child_soldier

One could say he cast his ballot when he cast his hand grenade; but can we say he was acting as a citizen of Canada when he did it?