What were the main goals of southeast Asia treaty organization and American states?

The main goals of the Southeast Asia Treaty Organization (SEATO) were to:

* Prevent the spread of communism in Southeast Asia

* Promote economic development and stability in the region

* Provide a collective security arrangement for the member states

The main goals of the Organization of American States (OAS) were to:

* Promote peace and security in the Americas

* Promote democracy, human rights, and good governance in the region

* Promote economic and social development in the region