Defense : research and development : agreement between the United States of America and Spain signed at Ferrol, February 28, 2002, with annex, and agreements amending the project agreement annex of the agreement signed at Arlington and Madrid, June 24 and 27, 2008, signed at Washington and Madrid, June 26 and 29, 2009, and agreement amending and extending the agreement signed at Washington and Madrid, February 7 and 28, 2012.