https://www.politico.eu/article/king-charles-missing-koh-i-noor-diamond-why-britain-changed-its-mind-on-its-colonial-treasures/?utm_source=email&utm_medium=alert&utm_campaign=The%20mystery%20of%20King%20Charles%E2%80%99%20missing%20diamond&utm_source=POLITICO.EU&utm_campaign=c1db582360-EMAIL_CAMPAIGN_2023_05_11_11_59&utm_medium=email&utm_term=0_10959edeb5-c1db582360-%5BLIST_EMAIL_ID%5D