Martin Luther King Jr.'s "I Have a Dream" speech is the signature moment of 1963's March on Washington for Jobs and Freedom — a 17-minute masterpiece of rhetoric so persuasive, so emotionally resonant, that it stands today as an articulation of all the hopes attached to the American civil rights movement during that turbulent decade. Visit the link in our bio to discover 11 things that may surprise you about the landmark civil rights rally, which occurred #OTD 55 years ago. _ 📷: Bettmann/Getty Images | gettyarchive | #MLK #MartinLutherKingJr #IHaveADream #MarchonWashington #CivilRights #1963 #History #Archive