U.S. Presidents have varying backgrounds and political persuasions. Only one was unanimously elected. They can have little or lasting influence. These stories are about individuals with the power to make a difference at home and abroad.
Photographs, audio/video footage, documents, eyewitness testimony and memoirs all prove that the Holocaust occurs.
Many American leaders are the subjects of Herblock's political cartoons.
Americans first enter Vietnam in the 1950s to advise the South Vietnamese; the plan was never to stay.
American troops begin leaving Vietnam in 1971, while fighting continues until a cease fire in 1973; it is still two years until the fall of Saigon.
Experts view U-2 photographs and notice a Russian truck convoy in Cuba.
Cuba's air force shoots down an American U-2 plane, killing the pilot.
After he turned 21, Abraham Lincoln left his family home to make his own way in the world.
Amid worries about a strong central government, one Constitutional writer promises the federal courts will not control too much power.
The American public loves President McKinley, who is intelligent, who loves his wife, and has an appealing personality.
President McKinley is laid to rest as huge crowds look on and Thomas Edison films the event.
The remaining 55 hostages are let go after 444 days, and Mendez receives honors for his rescue mission.
President Johnson's personal diary entries lack a sense of urgency concerning the alleged second attack in the Gulf of Tonkin on 4 August 1964.