A week after terror attacks around Paris left 20 people dead, including three gunmen, President Francois Hollande said the situation "justifies the presence of our aircraft carrier."
He spoke aboard the Charles de Gaulle aircraft carrier to members of the military.
France is already carrying out airstrikes against the extremist group in Iraq.
Copyright 2015 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.