Home2018 Treaties and Agreements ...Libya (18-223) – Memorandum of Understanding on Categories of Archaeological and Ethnological Material hide Libya (18-223) – Memorandum of Understanding on Categories of Archaeological and Ethnological Material TIAS Office of Treaty Affairs February 23, 2018 Cultural Exchanges, Property and Cooperation: Archaeological and Ethnological Material Memorandum of understanding signed at Washington February 23, 2018; entered into force February 23, 2018. Download attachment [484 KB] Tags Cultural Exchanges Libya Treaties