Correct Answer:
Option A - The Instrument of surrender was signed on 19th December 1961. It was signed by General Antonio Vassalo Silva, to hand over the territory of Goa to the Indian government. The annexation of Goa, by the Indian Army was held under the "Operation Vijay". Goa became the 25th state of India on 30th May 1987.
A. The Instrument of surrender was signed on 19th December 1961. It was signed by General Antonio Vassalo Silva, to hand over the territory of Goa to the Indian government. The annexation of Goa, by the Indian Army was held under the "Operation Vijay". Goa became the 25th state of India on 30th May 1987.