Dozens of people protested on Parliament Hill Saturday in defence of Marc Emery, Canada's self-described "Prince of Pot."

Emery was extradited to the United States Thursday, where he will spend five years in jail.

The marijuana activist was arrested in 2005 for mailing cannabis seeds across the border from Canada to the States.

Emery's supporters say Canada's federal government should not have allowed his extradition.

"I am asking the government to do what they’re supposed to do and bring Marc Emery back to Canada,