Home2011 Treaties and Agreements ...Tuvalu (11-909) – Agreement Concerning Operational Cooperation to Suppress Illicit Transnational Maritime Activity hide Tuvalu (11-909) – Agreement Concerning Operational Cooperation to Suppress Illicit Transnational Maritime Activity TIAS Office of Treaty Affairs September 9, 2011 Maritime Matters: Interdiction Agreement signed at Auckland September 9, 2011; entered into force September 9, 2011. Download attachment [566 KB] Tags Maritime Matters Treaties Tuvalu