What effect did the Lynching to Emmett till have on hound black Americans

One thing it did was spark revolution. It made them really want to fight back against the unjust treatment of black people during the time of segregation in the south, along with the actions of Rosa parks and many others - the events that lead to MLK jr.'s peace rallies and the fight for equality were the ones like the lynching of emmett till, that caused uproar and a call to arms for peace.