administrative division african union association of southeast asian nations autonomous area brazil canada caribbean community central america central american integration system central american parliament central european free trade agreement costa rica el salvador eurasian economic community european free trade association european union football war guam organization for democracy and economic development greater arab free trade area guatemala history of central america honduras hong kong india international monetary fund international organization japan list of countries by population macau managua nicaragua north american free trade agreement republic of china russia south asian association for regional cooperation sovereignty spanish language taiwan tariff trade bloc united nations united states