"Letter from Birmingham Jail" is a significant piece of writing in Black history penned by civil rights leader Dr. Martin Luther King Jr. in 1963. King wrote the letter while he was incarcerated in Birmingham, Alabama for his participation in nonviolent protests against segregation and racial injustice.

The letter was a response to a statement issued by eight white clergymen criticizing King and the Civil Rights Movement for advocating civil disobedience and nonviolent protest. In his letter, King eloquently defended the use of direct action to combat injustice and explained the urgency of the civil rights movement.

"Letter from Birmingham Jail" became a powerful manifesto for the Civil Rights Movement, highlighting the determination and moral conviction of King and his fellow activists in the fight for equality. The letter is considered a seminal piece of literature that embodies the spirit of the struggle for civil rights and the quest for social justice in America.