Citizens' Educational Foundation - US
   Non-profit organization dedicated to the decolonization of Puerto Rico.
   http://www.cefus.net/

Puerto Rico-USA Citizenship Foundation
   Preserves the relationship of Puerto Rico and the United States of America, and the U.S citizenship of all the people residing in the Commonwealth of Puerto Rico.
   http://www.puertoricousa.com/english/english_default.htm