Abstract: A copy of a letter from Henry Willock, HM Chargé d’Affaires in Persia [Iran], to George Canning, Secretary of State for Foreign Affairs, sent from Tabriz and dated 6 December 1823.The letter concerns frontier relations between Persia and the Russian Empire.The letter was enclosed in Willock’s letter to the Secret Committee of the Court of Directors of the East India Company dated 8 January 1824 (IOR/L/PS/9/69/140).Physical description: 1 item (6 folios)