Question: When was the political leader to which Einstein–Szilárd letter was written born? 
Sentence (from "Franklin D. Roosevelt"): Franklin Delano Roosevelt ( , his own pronunciation, or ; January 30, 1882 – April 12, 1945), commonly known as FDR, was an American statesman and political leader who served as the 32nd President of the United States from 1933 until his death in 1945.
Relevant evidence: Yes