Warrior takes place during the Tong Wars of the 1870s in San Francisco. The series follows Ah Sahm, a martial arts prodigy who traveled to America in the hopes of finding his sister. However, he is pulled into the Tong conflict when he is sold to one of the most powerful Tongs in Chinatown. The third season follows the aftermath of the race riots that rocked Chinatown, with tensions between the Irish and Chinese communities continuing to rise. Ah Sahm struggles with being seen as a hero to his people while secrets he's kept hidden have been revealed and threatened his status in the Tong.
https://screenrant.com/warrior-season-3-andrew-koji-jason-tobin-interview/