History of the Ameican Police Officer - Discoverr the bold legacy of the American Police Officer from the colonial day "Rattle Watch" to the present-day Officer. Officer's title from left to right include: Rattle Watch 1700s, Commissioned Officer 1800s, US Marshall 1870s, Roundsman 1900s, Patrolman 1920s, Motorcycle Patrol 1950s, 1960's Detective, State Trooper 1970s, City Police 1990s, and S.W.A.T. 2000s. Under the nine police officers is a timeline of 17 police badges dating from the 1800's to modern day.