The folloing information is taken from Lincoln Journal Star.

Sep 6, 1901: President William Mckinley is shot dead in New York by Leon Czolosz.

April 15, 1912: The steamship Titanic strikes an iceberg in the Atlantic killing 1502 people.

April 2, 1917: U.S. president Wilson asks congress to declare war on Germany.

Nov 8, 1932: Franklin Delano Roosvelt is elected president.

July 16, 1945: The first atomic bomb is manufactured in Alamogordo, NM.

Nov 2, 1948: Harry S. Truman wins over New York Gov. Thomas E. Dewey.

Nov 1, 1950: Two Puerto Rican nationalists attemp to assasinate president Truman.

Nov 4, 1952: Dwight D. Eisenhower is elected president.

March 18, 1959: Hawaii becomes the 50th state.

May 5, 1961: Alan Shepard becomes the first American in space.

October 22, 1962: The Soviet Union threatens the U.S. over quarantine of Cuba.

Nov 22, 1963: U.S. president John F. Kennedy (46 at that time) was shot in Dallas, Texas. He died half an hour later. About two hours after his death, vice president (a native Texan) Lyndon B. Johnson became a new president. In the same attack which ended the life of the youngest U.S. president, the governer of Texas was also seriously wounded.

Aug 5, 1964: U.S. president Lyndon B. Johnson orders air strikes on North Vietnam. In 1969, U.S. troops begins phased withdrawal. On June 27, 1973, Paris Peace Agreement was signed and ended the U.S. direct military intervention. On April 30, 1975, South Vietnam unconditionally surrenders.

Mar 8, 1965: U.S. marines become the first combat forces in Vietnam.

Apr 4, 1968: Martin Luther King Jr. (a Nobel Prize winner) is shot dead in Memphis, Tenn. while he was standing on the balcony of a motel. King was 39 years old.

June 6, 1968: Robert Kennedy dies of wounds when he was shot by Sirhan Sirhan in Los Angeles.

Jan 22, 1973: Abortion is ruled to be legal by the U.S. Supreme Court.

Aug 8, 1974: U.S. 37th president Richard M. Nixon resigns (because of Watergate) to become the first U.S. president to relinquish his office. Nixon has appointed vice president Gerald R. Ford, who became the first appointed president.

Jan 16, 1991: U.S. and allied planes strike Iraq.

Apr 19, 1995: Oklahoma fedral building was bombed.