Boeing and the U.S. Navy celebrated a milestone delivery on April 20, 2011 in St. Louis, Missouri: 500 F/A-18E/F Super Hornets and derivative EA-18G Growlers have joined the Navy's tactical aircraft fleet. The Super Hornet Block II is the Navy's frontline strike fighter, deploying leading-edge technology and multirole strike capability around the globe. The EA-18G is now the premier airborne electronic attack platform in the Navy's arsenal and the United States' newest tactical aircraft, providing the ability to block enemy radar and electronic systems.