Defense Joint Strike Fighter Program : agreement between the United States of America and other governments amending the memorandum of understanding of January 17, 2001: signed at Bristol and Washington, February 1 and February 7, 2002; signed at Ottawa and Washington, May 16 and May 28, 2002; signed at Soesterberg Airbase, Washington, Ottawa, and Copenhagen, June 5, June 10, June 17, July 8, and September 17, 2002; signed at Washington, Ottawa, Bristol, and Copenhagen, June 17, June 20, July 8, September 17, and October 14 and November 14, 2002; signed at Washington, Ottawa, Bristol, and Copenhagen, June 17, June 24, July 8, September 17, and October 14 and November 14, 2002; signed at Washington, Bristol, and Copenhagen, July 11, September 17, October 14, and November 14, 2002; signed at Washington, October 31 and November 14, 2002.