Did India Annexed Sikkim?

India took control of Sikkim in April 1973 as its associate state as the people overthrew the monarchy. On April 9, 1975, the Sikkim Parliament announced the king was deposed and declared Sikkim had become part of India through a referendum.

When did Sikkim merged with India?

India prepared a constitution for Sikkim that was approved by its national assembly in 1974. In a special referendum held in 1975, more than 97 percent of the electorate voted for the merger of Sikkim with India. Sikkim became the 22nd state of India on May 16, 1975.

How did Sikkim merged with India?

The Assembly of Sikkim abolished monarchy and resolved to be a constituent unit of India. A referendum was held on these issues and a majority of voters voted yes. On 15 May 1975 the President of India ratified a constitutional amendment that made Sikkim the 22nd state of India.