In one study, propranolol at a maximum dosage of 60 mg per day in three divided doses for children weighing less than 77 lb (35 kg), and 120 mg per day in three divided doses for children weighing 77 lb or more, produced a reduction in headache frequency of two thirds (NNT = 1.5; 95% CI, 1.15 to 2.10).
The Civil Rights Movement in the 1950s. The modern Civil Rights Movement got its start in the 1950s as returning African-American veterans from World War II began demanding equal rights. The decade of the fifties also saw the rise of Martin Luther King, Jr., and the nonviolent protest movement.
The Birth of the Civil Rights Movement. On December 1, 1955, rosa parks was arrested in Montgomery, Alabama, for refusing to give up her seat on a city bus to a white man. News of Parks's arrest quickly spread through the African American community.