Webthe origin of the thin blue line dates back to an 1854 battle during the crimean war, in which a british infantry regiment, in red uniforms, stood its ground. Webthe blue in thin blue line refers to the blue color of the uniforms of many police departments. The phrase originated as an allusion to the thin red line incident during. Webthe idea of a “thin blue line” can be traced all the way back to a 1854 british battle formation, a “thin red line” used during the crimean war and then. Webthe thin blue line is sometimes mistaken for what some have called the blue wall of silence. That wall, which has indeed existed in some times and places, refers to the shielding of. Weba predominantly white chicago suburb voted to remove the charged thin blue line symbol from police uniforms. But tensions still run deep. Webthe 1988 movie, “the thin blue line” argued that a man was wrongly convicted for murder by a corrupt justice system in texas. When officers come forward. Web3 things to consider before you raise a thin blue line flag departments and officers should factor in citizen concerns, the u. s. Flag code and the first amendment.