Home2011 Treaties and Agreements ...Senegal (11-429) – Agreement Concerning Operational Cooperation to Suppress Illicit Transnational Maritime Activity hide Senegal (11-429) – Agreement Concerning Operational Cooperation to Suppress Illicit Transnational Maritime Activity TIAS Office of Treaty Affairs April 29, 2011 Maritime Matters: Interdiction Agreement signed at Dakar April 29, 2011; entered into force April 29, 2011. Download attachment [867 KB] Tags Maritime Matters Senegal Treaties