Netherlands. Mutual aid, agreements between United States and Netherlands, including agreement relating to supplies and services signed Washington Apr. 80, 1945, effective Apr. 30, 1945, with accompanying memorandum and exchange of notes signed Washington Apr. 30, 1945, agreement relating to principles applying to provision of aid to armed forces of United States, effected by exchange of notes signed Washington Apr. 30, 1945, effective July 8, 1942; and exchanges of notes signed Washington Apr. 30, 1945.