The following is a list of international organizations in which the United States of America officially participates. * Agreement between the United States of America, the United Mexican States, and Canada (USMCA) * Asian Development Bank (ADB) (nonregional member) * Asia-Pacific Economic Cooperation (APEC) * Association of Southeast Asian Nations (ASEAN) (dialogue partner) * Australia Group * Australia-New Zealand-United States Security Treaty (ANZUS) * Bank for International Settlements (BIS) * Black Sea Economic Cooperation Zone (BSEC) (observer) * C5+1 * Colombo Plan (CP) * Council of Europe (CE) (observer) * Council of the Baltic Sea States (CBSS) (observer) * Dominican Republic–Central America Free Trade Agreement (CAFTA-DR) * Euro-Atlantic Partnership Council (EAPC) *