Home2011 Treaties and Agreements ...Greece (11-1121) – Memorandum of Understanding Concerning the Imposition of Import Restrictions on Categories of Archaeological and Byzantine Ecclesiastical Ethnological Material Through the 15th Century A.D. of the Hellenic Republic hide Greece (11-1121) – Memorandum of Understanding Concerning the Imposition of Import Restrictions on Categories of Archaeological and Byzantine Ecclesiastical Ethnological Material Through the 15th Century A.D. of the Hellenic Republic TIAS Office of Treaty Affairs November 21, 2011 Cultural Exchanges, Property and Cooperation Memorandum of understanding signed at Athens July 17, 2011; entered into force November 21, 2011. Download attachment [631 KB] Tags Cultural Properties Greece International Law, Treaties, and Agreements