Maj. Gen. Charles F. Wald briefs reporters on NATO Operation Allied Force. Joint Staff Vice Director for Strategic Plans and Policy Maj. Gen. Charles F. Wald, U.S. Air Force, briefs reporters in the Pentagon on NATO Operation Allied Force on April 29, 1999. Operation Allied Force is the air operation against targets in the Federal Republic of Yugoslavia. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 183050-N-QNT23-114.jpg Photo Gallery