Home2017 Treaties and Agreements ...Multilateral (17-510) – Convention Relating to International Exhibitions with Protocols and Amendments hide Multilateral (17-510) – Convention Relating to International Exhibitions with Protocols and Amendments TIAS Office of Treaty Affairs May 10, 2017 Cultural Exchanges, Properties and Cooperation: International Expositions Convention signed at Paris November 22, 1928, and supplemented by the Protocols of May 10, 1948, November 16, 1966, November 30, 1972, and the Amendments of June 24, 1982 and May 31, 1988; Acceded to by the United States May 9, 2017; entered into force for the United States May 10, 2017. With related documents. Download attachment [1 MB] Tags Cross-Cultural Communications and Exchanges International Law, Treaties, and Agreements Multilateral Relations and Cooperation