The purpose of Operation Dawn Odyssey launched on March 19, limited in scope and scale, Gates said.
"The coalition quickly achieve military objectives first by creating the Air Force Gaddafi can not fly and securing its air defense," added Gates.
Accountability in leading and carrying out the mission which is currently called Operation Protective Association have been submitted under the command of North Atlantic Treaty Organization (NATO), said Gates.
He said that the U.S. military will provide a number of military capabilities that other countries can not give good help and power, "such as electronic attack, air refueling, search and rescue, and intelligence and espionage support."
According to Gates that it is the obligation of the United States in preventing a humanitarian crisis in eastern Libya "could destabilize the entire region in the near ".