1940 – Born in Carlsbad, New Mexico on the 1st of November.
1965 -He was severely wounded in the knee by a feces-covered punji stick while leading a patrol in the Central Highlands of Vietnam, southeast of Pleiku in May.
1966 – Sadler recorded song. The "Ballad of the Green Berets" was picked up by RCA Victor Records and became a fast-selling single, reaching #1 on the yearly single charts.
– The song was a big hit in many U.S. cities, including 2 weeks at #1 on the weekly Good Guys music survey at WMCA, the top pop music radio station in New York.
1967 – Moore wrote an introduction to Sadlers’ autobiography, I’m a Lucky One, written with Tom Mahoney.
1980 – Sadler moved to Guatemala City in the mid and often hung out at a bar/restaurant called La Europa.
1989 – Died on the 8th of September.