Defense : research and development : memorandum of understanding between the United States of America and other governments signed at San Diego, Rome, Hull, and Madrid May 1, May 29, October 10, 2000, and October 25, 2001 with annex and agreement amending the memorandum of understanding signed at Koblenz, The Hague, Washington, Lisbon, Athens, Bergen, Brussels, Washington, Gatineau, Ankara, Canberra, and Madrid May 8, May 28, June 20, June 24, June 25, June 27, July 1, July 26, August 26, November 1, December 10, 2013, and May 8, 2014.