Pat McFadden, Wolverhampton South East MP, has pressed the Prime Minister to order full disclosure of all UK government information relating to any UK involvement in Operation Blue Star to storm the Golden Temple in Amritsar in 1984.
Mr McFadden told ITV News Central the full truth of the events have never been told.
Members of the Sikh community in the West Midlands are demanding answers after it was revealed the British Government offered support and advice during a bloody siege on a temple in the Punjab.
The attack happened 30 years ago, but feelings are still running high.
The Leicester Sikh Alliance will take part in a national lobby of Parliament in response to recent allegations that implicate the British Government in the planning of the 1984 attack on the Golden Temple in Amritsar.
Liz Kendall MP has organised a meeting with the group to discuss the issue, the MP for Leicester West has already written to the Foreign Secretary about the issue.