Background
Hagan, Horace Henry was born on October 13, 1891 in Saint Mary's, Kansas, United States. Son of Horace Henry and Eulalie Mary (Droege) Hagan.
Hagan, Horace Henry was born on October 13, 1891 in Saint Mary's, Kansas, United States. Son of Horace Henry and Eulalie Mary (Droege) Hagan.
Bachelor of Arts, Saint Mary's College, 1910, Master of Arts, 1913. Bachelor of Laws, Georgetown University, Washington, District of Columbia, 1913. Unmarried.
Began practice at Oklahoma City, Oklahoma, 1913. Special assistant to attorney general of Oklahoma, 1914. Member West & Hagan, Oklahoma City, 1915-1916.
With legal department of Texas Company, Tulsa, Oklahoma, 1917 and 1919.
Member Conner & Hagan, Tulsa, 1920-1921. Partner Hagan & Gavin, since 1922.
Special assistant to attorney general of the United States, 1934. Professor constitutional law, Tulsa and Law School Appointed by Senate of Oklahoma as one of three members of Soldiers Relief communications of Oklahoma and served, 1921-1924.
Served as corporal C.A.C., United States Army, 1918. Member of the board of directors Tulsa Young Men's Christian Association.