When Caetano was overthrown in Portugal in April 1974, the collapse of the overseas Empire began and on July 12, 1975, independence started in Sao Tomé and Principe A socialist republic is formed and Manuel Pinto da Costa becomes first president of the Republic.
When Caetano was overthrown in Portugal in April 1974, the dissolution of the overseas Empire began and on July 12, 1975, independence was achieved in Sao Tomé and Principe. A socialist republic was formed and Manuel Pinto da Costa became the first president of the Republic.