And, in case anyone thinks there is not a history of riots following police violence against ethnic minorities.

From Wikapeedia -
1978 to present
978: Houston's Moody Park on the first anniversary of Joe Campos Torres death.
1979: Great Brook Valley Projects Riots Worcester, Massachusetts, Puerto Ricans rioted
1980: Miami riots (Miami, Florida): Reactions following the acquittal of four Miami-Dade Police officers in the death of Arthur McDuffie.
1980: Chattanooga Riot (Chattanooga, Tennessee)
1989: Overtown Riot (Miami, FL) After a black motorcyclist was shot by a Hispanic police officer in the predominantly black community of Overtown, residents rioted for two nights. The officer was later convicted of manslaughter.
1990: Wynwood riot (Miami, FL) Puerto Ricans rioted after a jury acquitted six officers accused of beating a Puerto Rican drug dealer to death
1992: Los Angeles riots (Los Angeles, California): In reaction to the acquittal of all four LAPD officers involved in the videotaped beating of Rodney King, in addition to the Korean involved in the murder of Latasha Harlins; riots broke out mainly involving black and Latino youths in the black neighborhoods of South Central Los Angeles and Korean-American neighborhood of Koreatown before spreading to the rest of the city
1996: St. Petersburg riots (St. Petersburg, Florida): After Officer Jim Knight stopped 18 yr. old Tyron Lewis for speeding, he claimed to accidentally fire his weapon, fatally wounding the black teenager. Riots broke out, lasting 2 days.[citation needed]
2001: Cincinnati riots (Cincinnati, Ohio): In a reaction to the fatal shooting of an unarmed young black male, Timothy Thomas by Cincinnati police officer Steven Roach, riots broke out over the span of a few days.
2003: Benton Harbor riots (Benton Harbor, Michigan)
2005: 2005 Toledo riot (Toledo, Ohio): A race riot that broke out after a planned Neo-Nazi protest march through a black neighborhood.
2006: Fontana High School riot (Fontana, California): Riot involving about 500 Latino and black students[31]
2006: Prison Race Riots (California): A war between Latino and black prison gangs set off a series of riots across California[32][33]
2008: Locke High School riot[34] (Los Angeles, California)
2009: 2009 Oakland riots (Oakland, California): Peaceful protests turned into rioting after the fatal shooting of an unarmed black man, Oscar Grant, by a BART transit policeman.
2014–2015: The Ferguson unrest, a series of riots break out in Ferguson, Missouri over the shooting of Michael Brown.
August 2014: riots for two weeks after the initial shooting of Michael Brown.
Late November and early December 2014: riots for one week after the police officer who shot Michael Brown was not indicted.
August 2015: riots for two days during the anniversary of the shooting of Michael Brown.
2015: The Death of Freddie Gray was an incident in which a suspect died in police custody and later protests turned into riots in Baltimore.
2016: The Shooting of Abdullahi Omar Mohamed sparked riots on the night of the shooting.
2020: Protests break out across the U.S. following the killing of George Floyd.