Eva Rash Young (born 1900)

In 1900, in the year that Eva Rash Young was born, the German physicist Max Planck formulated an energy theory, postulating the existence of "quanta," which lays the groundwork for the quantum theory of modern physics. In December, he introduced a paper on the Planck postulate which stated that E=hv - the energy of a photon is proportional to its frequency times a constant. Planck won a Nobel Prize in 1918 for his work in theoretical Physics.

In 1924, J. Edgar Hoover, at the age of 29, was appointed the sixth director of the Bureau of Investigation by Calvin Coolidge (which later became the Federal Bureau of Investigation). The Bureau had approximately 650 employees, including 441 Special Agents. A former employee of the Justice Department, Hoover accepted his new position on the proviso that the bureau was to be completely divorced from politics and that the director report only to the attorney general.

In 1952, on February 6th, George VI of England died from a coronary thrombosis and complications due to lung cancer. His eldest daughter, age 25, immediately ascended the throne as Elizabeth II and her coronation was on June 2 1953.

In 1961, on January 20th, John F. Kennedy became the 35th President of the United States. He had previously been a U.S. Senator and a Congressman, both from the state of Massachusetts, as well as a Naval lieutenant in World War II.

In 1973, on January 28th, the Paris Peace Accord was signed - supposedly ending the Vietnam War. Hostilities continued between North and South Vietnam and the U.S. continued to bomb. But by August 15, 1973, 95% of American troops had left Vietnam. The war ended in 1975 with the fall of Saigon.