NATO Secretary General Lord George Robertson meets with Secretary Cohen in his Pentagon office. NATO Secretary General Lord George Robertson (left) meets with Secretary of Defense William S. Cohen (right) in his Pentagon office on Dec. 7, 1999. The two defense leaders are meeting to discuss a range of security issues including the modernization of NATO forces and the ongoing peacekeeping operations in Bosnia and Herzegovina, and Kosovo. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 933097-F-DDW27-304.jpg Photo Gallery