KEY TO THE PENTAGON Lady Margaret Thatcher, former prime minister of Great Britain, shares a laugh with Secretary of Defense Donald H. Rumsfeld, and Chairman Joint Chiefs of Staff Marine Gen. Peter Pace during her visit to the Pentagon, Sept 12, 2006. Michael B. Donley, director of Administration and Management at the Pentagon presented Thatcher with an honorary key to the Pentagon as a small tribute to her service to the United States. SHARE IMAGE: Download Image: Full Size (0.11 MB) Photo By: VIRIN: 925011-S-OMW86-961.jpg Photo Gallery