In 1967 , it became the first Commonwealth country to join the Organization of American States ( OAS ) .
After its 1962 independence , Trinidad and Tobago joined the United Nations and Commonwealth of Nations .
In 1967 , Trinidad and Tobago became the first Commonwealth of Nations country to join the Organization of American States ( OAS ) .
After its 1962 independence , Trinidad and Tobago joined the United Nations and Commonwealth of Nations .