<P> India made many requisitions to the Salazar regime of Portugal to grant their Indian colonies independence , but when that failed , on 18 December 1961 , Indian troops crossed the border into Goa and `` liberated '' it . Operation Vijay involved sustained land , sea and air strikes for more than thirty - six hours ; it resulted in the unconditional surrender of Portuguese forces on 19 December . A United Nations resolution `` condemning '' the invasion was proposed by the United States and the United Kingdom in the United Nations Security Council , but would be vetoed by the USSR . The territory of Goa was under military rule for five months . However , the previous civil service was soon restored . Goan voters went to the polls in a referendum and voted to become an autonomous , federally administered territory . Goa was later admitted Indian statehood in 1987 . Goa celebrates `` Liberation Day '' on 19 December every year , which is also a state holiday . </P>
<P> India made many requisitions to the Salazar regime of Portugal to grant their Indian colonies independence , but when that failed , on 18 December 1961 , Indian troops crossed the border into Goa and `` liberated '' it . Operation Vijay involved sustained land , sea and air strikes for more than thirty - six hours ; it resulted in the unconditional surrender of Portuguese forces on 19 December . A United Nations resolution `` condemning '' the invasion was proposed by the United States and the United Kingdom in the United Nations Security Council , but would be vetoed by the USSR . The territory of Goa was under military rule for five months . However , the previous civil service was soon restored . Goan voters went to the polls in a referendum and voted to become an autonomous , federally administered territory . Goa was later admitted Indian statehood in 1987 . Goa celebrates `` Liberation Day '' on 19 December every year , which is also a state holiday . </P>
in which year goa had become a part of india
in which year goa had become a part of india
1987
1987