Like his deputy, William Ruckelshaus, he was forced to resign.  
He began his professional career by working as a clerk for Learned Hand from 1947 to 1948.  He later served as an assistant secretary of Health, Education, and Welfare in the Eisenhower administration, and in the 1960s, for the state of Massachusetts, he was both attorney general and lieutenant governor.  He is the only individual to have headed four different cabinet departments: Health, Commerce, Defense, and his most famous one.  Like his deputy, William Ruckelshaus, he was forced to resign.  FTP, name this man who, when he refused to fire Archibald Cox, resigned as Nixon's attorney general.
He began his professional career by working as a clerk for Learned Hand from 1947 to 1948.  
Elliot Richardson