Career
Born in 1841 in Baltimore, Maryland, Cadwallader was living in Frederick, Maryland when he enlisted in the Army in May 1861. He served as a corporal in Company H of the 1st Regiment Maryland Volunteer Infantry. Cadwallader reached the rank of sergeant before leaving the army in July 1865.
He died on July 6, 1907, and was buried at Loudon Park Cemetery in Baltimore.