The third registration was held on September 12, 1918, for men age 18 through 45. These men were born 1872 - 1886 and 1897 - 1900. They answered a twenty question form which included name, age in years, date of birth - not birthplace, citizenship, and address of nearest kin. After the signing of the armistice on November 11, 1918, the activities of the Selective Service System were rapidly curtailed. On March 31, 1919, all local, district, and medical advisory boards were closed.