article_snippet.sent: During Raul Hector Castro career, Raul Hector Castro also served as an American ambassador to three countries including El Salvador, Bolivia and Argentina.
article_snippet.sent: Raul Hector Castroserve as U.S. ambassador to El Salvador, Argentina and Bolivia .
article_snippet.sent: Raul Hector Castro went on to serve as U.S. ambassador to three Latin American countries under three U.S. presidents.
highlights_snippet.sent: Raul Hector Castro also served as a U.S. ambassador to El Salvador, Bolivia and Argentina .
  