WALLOPS ISLAND, Va. — A friendship forged in revolution took to the skies over Virginia as the Patrouille de France flew in formation with the U.S. Air Force Thunderbirds to help celebrate America’s 250th birthday. The joint performance highlighted a partnership between France and the United States that stretches back to the American Revolution, while underscoring the importance of maintaining those ties today. The roar of jet engines echoed acr…