Born March 13, 1923, in
Ossining,
New York, Brieant served in the
United States Army Air Corps from 1943 to 1946. He received a
Bachelor of Arts degree in 1947 from
Columbia University and a
Bachelor of Laws in 1949 from
Columbia Law School. He was in private practice in
White Plains, New York, from 1949 to 1971. He served as the Water Commissioner of Ossining from 1948 to 1951. He was the Town Justice of Ossining from 1952 to 1958. He was the Village Attorney for
Briarcliff Manor, New York, from 1958 to 1959. He was a special assistant district attorney for
Westchester County, New York, from 1958 to 1959. He was a Town Supervisor for Ossining from 1960 to 1963. He was an assistant counsel for the New York State Joint Legislative Committee on Fire Insurance in 1968. He was a member of the
Westchester County Board of Legislators from 1970 to 1971. ==Federal judicial service==