Uniform Title Agreement between the Department of Defense of the United States of America and the Federal Ministry of Defense of the Federal Republic of Germany Concerning In-Service Support of the Rolling Airframe Missile MK-31 Guided Missile Weapon System (2001 February 9). Protocols, etc. (2020 July 28) Title Defense : cooperation : agreement between the United States of America and Germany amending the agreement of January 16 February 9, 2001, as amended and extended, signed at Washington and Koblenz, July 28 and September 16, 2020; entered into force September 16, 2020.