U.S. State Department (January 14, 1944)
President Roosevelt to Prime Minister Churchill
London, 14 January 1944
Op priority
Secret
Number 441, personal and secret, from the President for the Former Naval Person.
Your 536. It is my understanding that in Tehran UJ was given a promise that OVERLORD be launched during May and supported by strongest practicable ANVIL at about the same time and that he agreed to plan for simultaneous Russian attack on Eastern front.
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ROOSEVELT