The peace activist known for leveraging boycotts and nonviolent resistance is Martin Luther King Jr.. He drew inspiration from Mahatma Gandhi’s principles of peaceful protest, emphasizing that change could be achieved without violence. King led various campaigns, including Montgomery Bus Boycott and the March on Washington, strategically using nonviolent methods to address racial inequality. His moral authority and focus on equality galvanized millions, making him a pivotal figure in the American Civil Rights Movement.