A march was decided to be held from Selma to the state capital capital, Birmingham. Govenor Wallace banned the march but King was determined to take his supporters and lobby him.
The marchers faced tear gas and clubs, and were forced to return to Selma. This became known as 'Blood Sunday'.
Due to 'Bloody Sunday' President Johnson's hand was forced.
Johnson decided to introduce a Bill to enfranchise black Americans. On 15 March, Johnson gave a speech to Congress asking for a Voting Rights Bill.
Meanwhile a second attempt to march to Montgomery began on 9 March but King turned the marchers back after agreeing with President Johnson that he would avoid another violent confrontation with Clark.
It was eventually agreed that a march from Selma to Montgomery would go ahead if it was peaceful. On 21 March. Martin Luther King led more than 25,000 people- this was the biggest march ever seen in the South.