Yeah Americans did start Crips and Bloods first, but didnt start Gangs first.
USA have police force's ..but did not had the first police force in the world.
The united states army is not the first army in the world..so on so on.
American gangs been yelling: “WE DON'T DIE WE MULTIPLY"! If u starded a gang..then u want your gang to expend..WORLD WIDE! And it did in several cases.