Ambrose began in the late 50s under a different name, they changed their name to "Ambrose" in the year 1960. Ambrose started in the year 1960 in the pilsen neighborhood. Upon the start up of Ambrose they soon ended up going to war with the ROYAL KINGS that also operated and started up in the Pilsen neighborhood. Eventually Ambrose was fighting with the Latin Counts in the 1960s another mexican gang just like Ambrose. Mexican immigration became a very large thing in the 1950s and 1960s and they soon started their own gangs to battle off racist white gangs in the area then they would eventually start fighting each other. Royal Kings and Ambrose fought during the 60s till Royal Kings went extinct. Ambrose has been a very slow growing organization in history, they were stricktly located in Pilsen for many years until they spread to South Chicago in about the later 80s to the 90s, and they also moved into Chicago Land suburbs and even other states such as Texas. By the early 1980s...