Who was Martin Luther King Jr.?

Martin Luther King Jr. was a significant civil rights leader known for his pivotal role in the American civil rights movement during the 1950s and 1960s. He championed nonviolent resistance and played a crucial part in advocating for the rights of African Americans, fighting against racial discrimination and injustice. His leadership in organized movements, such as the Montgomery Bus Boycott and the March on Washington, where he delivered his famous "I Have a Dream" speech, solidified his legacy as a prominent figure in the quest for equality.

His commitment to social change through nonviolence was influenced by Mahatma Gandhi and emphasized love, understanding, and peaceful protest. This approach not only inspired those involved in the civil rights movement but also garnered international support for the cause.

The other options do not accurately reflect his primary identity or contributions. While he engaged with political and military leaders as part of his advocacy, and his speeches are literary in nature, his foremost identity was as a dedicated activist for civil rights.