Two decades ago, the Indian Prime Minister Indira Gandhi ordered tanks into the Golden Temple in Amritsar to flush out extremists who had taken siege of the Sikhs' holiest shrine.
Operation Bluestar left hundreds dead and parts of the temple complex ruined.
The extensive restoration work is now close to completion and this most sensitive of renovation projects has been spearheaded by a Sikh community 8,000 miles away - in Birmingham.
But all their well meaning voluntary work has run into a barrage of criticism from professional conservationists.
With the Golden Temple nominated for World Heritage status, the BBC's new South Asia Correspondent Navdip Dhariwal goes to Amritsar to ask who is right.