McCormack kept his decision to leave the House a secret from his closest friends there until he announced it publicly in May 1970. He is buried in Saint Joseph Cemetery West Roxbury Massachusetts. Kennedy on November 22 1963 and the swearing-in of Hubert Humphrey as Vice President on January 20 1965 McCormack was the first person in the line of succession for the Presidency and he received Secret Service protection.
As a Democrat McCormack served as House Majority Leader three times the first time from 1940 to 1947 the second time from 1949 to 1953 and again from 1955 to 1961. John William McCormack (December 21 1891 – November 22 1980) was an American politician from Boston Massachusetts.