Originals, copies and translations of letters and associated documents, 1759-1769 (especially 1763-1766), including some in code, received and sent by Brigadier-General John Carnac and other officers of the East India Company in relation to the Company's business in Bengal and further afield, and touching a wide range of matters including: Indian politics; the Company's diplomatic and military relations with local rulers; army administration, accounts and logistics; military intelligence and campaigns; trade and tariffs; shipping; relations with the French and Dutch; relations with merchants; the Company's internal administration and politics; matters concerning individual Company officers; and Carnac's own personal matters including his health, his conduct and his legal and financial affairs; the correspondents include Henry Vansittart, Robert Clive, Warren Hastings and many other officers of the East India Company, as well as Indian rulers and French military officers and civilian officials.

Content Warning: The archive contains some historical material that can cause distress or offence, including discriminatory language and attitudes.

The file comprises correspondence and associated documents relating to the political situation in Iran and the threats to nationalise the Anglo-Iranian Oil Company along with a document, prepared by Sir Guildhaume Myrddin-Evans detailing a tour of Eastern and Middle-Eastern countries following a meeting of the Governing Body of the International Labour Organisation in Mysore, India.