India, Pakistan, and Afghanistan have all stated earlier that they would make "all possible efforts" to arrange the return of the $800 million Kohinoor diamond.
William Dalrymple reveals the dark secrets of the Koh-i-Noor diamond
What are the most expensive diamonds in the world? - Quora
More information is coming out about the jewels “given” to the British Royal Family? Does anyone think this wealth will be given back to the people it was stolen from? - Quora
India still wants the UK to give the Kohinoor diamond back
Indians want the Koh-i-Noor diamond back
Calls For World's Most Expensive Diamond To Be Returned To India
India seeks return of Koh-i-Noor diamond from Britain
India wants 105-carat Koh-i-Noor diamond back from Camilla's coronation crown
India insists it still wants back crown jewel Kohinoor diamond
Former colonies of the British Empire want diamonds worth $800 million back from the Crown Jewels
Former colonies of the British Empire want diamonds worth $800 million back from the Crown Jewels