Argentine Air Force Brig. Gen. Enrique Amrein, chief of staff, speaks to the council of air force leaders from 19 nations in North and South America at CONJEFAMER June 19, 2018 in Panama City, Panama. At the annual meeting, these "unidos aliados," or united, allied nations, continue a 50-plus year history of goodwill and cooperation across the Americas. (U.S. Air Force Photo by Capt. Stephanie Schonberger)