Martin Luther King Jr. during the 1963 March on Washington for Jobs and Freedom, during which he delivered his historic "I Have a Dream" speech, calling for an end to racism.
The 1963 March on Washington, where King delivered his "I Have a Dream" speech. Two years later, Jackson would join King's marches in Selma and begin a partnership that would end on a Memphis balcony. © Rowland Scherman / Adam Cuerden, Public domain, via Wikimedia Commons

More on this story