Donald E. Jefferson invented this mechanism used by construction crews.

Dr. Charles Drew served as director for this organization's blood bank.

Dr. Ralph Bunche became the first Black American to win what prestigious award?

During the 1960s, these events erupted in Philadelphia, Chicago, and other major cities due to the turbulent social and political climate.

During the Reconstruction Era, twenty Blacks served in the House of Representatives, eight of whom were from this state.

Dorie Miller, a mess man with the Navy, manned a machine gun without experience and shot down four enemy aircrafts during the attack on Pearl Harbor. In 1942, he was awarded this honor for his heroic action.

Dr. Daniel Hale Williams performed the world's first open heart surgery at this hospital.

Dr. William Hinton is credited with developing a test to detect this disease.

During the 1968 Summer Olympics, these were the two Black athletes suspended from the United States Team.

During the Rome Olympics in 1960, Wilma Rudolph became the fastest woman on Earth and given this nickname.

Dorothy Height was the president of this organization.

Dr. Louis C. Roudanez founded this first daily Black newspaper in 1864.

Dubbed by Maya Angelou as "the World's Greatest Living Poet," this controversial writer, college professor, and political commentator lost his position as New Jersey's poet laureate after fallout from his controversial 9/11-related poem?

During the American Revolution, Black soldiers fought with these two organizations as pilots, gunner mates, boatswain's mates, and manned the coastal galleys.

During the transatlantic slave trade, the largest numbers of Africans were imported to these three countries.

Dorrie Miller responded quickly to this attack, making him the first American hero of World War II.

Dr. Mae Jemison was the first female Black astronaut. This was the name of the space shuttle that took her and her crew members into space in 1992.

During Paul Robeson's appearance in Emperor Jones, he was asked to whistle, but did this instead.

During the Civil War, Frederick Douglass served as an advisor to this U.S. President.

During the transatlantic slave trade, these two cities had the largest slave depots.

Dr. Andrew A. Robinson was appointed interim president of this university in 1980?

Dr. Percy L. Julian achieved his accomplishments in this occupation.

During Reconstruction, this state boasted a Black majority in its legislature.

During the Civil War, this Black regiment served a ear without pay to protest inequality in pay scales for Black and White soldiers.

During this war, PFC William Thompson received his Congressional Medal of Honor.