Gen. Shelton briefs reporters at the Pentagon on the effectiveness of NATO Operation Allied Force. Gen. Henry H. Shelton, U.S. Army, chairman of the Joint Chiefs of Staff, briefs reporters at the Pentagon, June 10, 1999, on the effectiveness of NATO Operation Allied Force. Operation Allied Force was the air operation against targets in the Federal Republic of Yugoslavia. The chart shows the categories of targets hit by NATO aircraft in the Serbian portions of the Federal Republic of Yugoslavia during the 78-day bombing campaign. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 227536-I-UFC93-900.jpg Photo Gallery