Answer:
March on Washington.
Explanation:
On 28 August 1963 around 250,000 Americans rallied together to make one of the largest nonviolence civil right protest in history. It gained huge popularity in media and have influenced millions to gather efforts for the civil liberties which resulted in the Civil Right Act of 1964. Martin Luther King Jr. delivered the famous "I Have A Dream " speech in which he imagined that the population of the world is judged by its character and not by its color or race.