the 51 trouble gang is an american criminal street gang in los angeles, california. most of the members of the 51 street gang are african-americans. the 51 street gang is one of the oldest street gangs in los angeles and it has been occupying its territory since the 1990s.they are close allies with 52 hoover gangster crips and sometimes this alliance is called 51-duece crips.they are actively at war with rollin 50s which resulted in many casualties.also,they beef with all the neighborhoods due to their bitter hatred for them. they protect their communities there from racism against african americans, disrputive politics, and unjust socialism by urban warfare. the 51 street gang is a conservative movement and are backed and supported by washington d.c. because of their ancestry in the american indian wars and world war ii.