Following its founding in Germany in 2003, the club subsequently opened chapters in the Netherlands,[3] Norway,[4] Russia,[5] Serbia, Sweden,[6] Ukraine[7] and the United Arab Emirates.

[12] In May 2010, police prevented a potentially violent clash between the Chicanos' "South Central" chapter and the Hells Angels in Neukölln, Berlin when they intervened shortly before a confrontation between the two armed groups.

Weapons including swords, pistols, cudgels and brass knuckles – which were used to exert influence in the bouncer and drug scene in the region – were confiscated by police during searches of the clubhouse and members' homes.

[14] Members of the Chicanos and the Underdogs Motorcycle Club fought in the street in Halle city center on 26 October 2010.

A search of the Alsdorf chapter clubhouse resulted in the seizure of club regalia, firearms, bladed weapons and a police scanner.

[26] Four members were arrested on suspicion of extortion in February 2013, and subsequent searches of the men's homes resulted in a number of other charges.

[27] In April 2013, three were convicted of assault, extortion, theft and drug offences, including the chapter president, who was sentenced to one-year-and-a-half in prison.

[30] In October 2017, three Norwegian citizens – two men, one of whom was a member of the Chicanos in Norway, and a woman – were convicted of driving a man into the woods, beating him and sodomizing him with a tree branch, in an assault related to extortion, in Värmland in July 2017.