Four historic leaders of our country, Robert Kennedy, Abraham Lincoln, Martin Luther King Jr., and John F. Kennedy are shown here in this poster, picture, or photo. This photo or picture shows the faces of the four men and little children playing below. These important figures helped to shape the culture and policy of America. Abraham Lincoln was the 16th President of the United States and considered to be one of the best, if not the best American has ever had. President Abraham Lincoln was a Republican that served from 1860 until his death on April 15, 1865. He is most responsible for helping to end slavery with the Emancipation Proclamation. Abraham Lincoln was also president during the Civil War that ensued afterward. He would not invade the South, but he retaliated after they attacked Fort Sumter. Over 550,000 troops were killed in the war.