The street art can also reflect social criticism, in topics as police abuse in USA.
For example, this image of a graffiti in Berlin, in which appears George Floyd, the citizen drowned by the same police, whose act had consequences, not only in the country, more international, reflects the police brutality against the black people and still the problem of the racism in USA in 2020.
With this type of street art, the fight against racism is encouraged, and therefore, it will avoid more futures episodes like this
Street fighters 