Quotes from civil rights icons Martin Luther King Jr. and Rosa Parks have been invoked in the last week during protests in cities around the country that erupted after the death of an unarmed black man in Minneapolis at the hands of police.

But, according to Jeanne Theoharis, a professor of political science at Brooklyn College, there has been a lot of “misuse” and “mischaracterization” of what King and Parks said and did in an effort to denounce the uprisings. So, “in the interest of historical accuracy,” she offered a brief lesson on what really happened, via Twitter, which you can see below.

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