FrankTrollman at [unixtime wrote:1204370693[/unixtime]]Left Wing and Right Wing refers to the places that the people in the French National Assembly sat. The First Estate (the Nobility) sat on the Right, and the Third Estate (the Commoners) sat on the Left.
I should also point that for U.S. politics in the U.S. Senate the Democrats sit on the left side of the isle and the Republicans sit on the right side. ( Senate Chamber Desk Arrangement )