Charles Callan Tansill
Charles Callan Tansill, one of the foremost American diplomatic historians of the Twentieth Century, was born in Fredericksburg, Texas, on December 9, 1890, the son of Charles and Mary Tansill.[1] Tansill earned his bachelor’s degree from the Catholic University of America in 1912 and his Ph.D. degree from Johns Hopkins University in 1918. At Johns…