King used a combination of powerful words and nonviolent tactics such as sit-ins, boycotts, and protest marches to do what?

What meeting was held to change the articles of confederation?

Many city governments grant operating licenses to a specific cable television company

Which of the following was not an effect of westward expansion? a. native american tribes suffered confinement on reservations. b. native americans learned new techniques of irrigation. c. many native americans died from the spread of disease. d. natural resources were depleted from misuse by white settlers.