Mildred Josephine (Ratliff) Haight (born 1911)

In 1911, in the year that Mildred Josephine (Ratliff) Haight was born, British physicist Ernest Rutherford (born in New Zealand), along with German physicist Hans Geiger, discovered the structure of an atom. He found that atoms had nuclei (a nucleus) and were circled by electrons, much as planets orbit the sun.

In 1935, on August 14, the Social Security Act was signed into law. The purpose was to "provide federal assistance to those unable to work". The law established the Social Security Administration whose primary focus was to "provide aid for the elderly, the unemployed, and children". The Act survived many Supreme Court challenges and the Administration continues until today.

In 1941, on December 7th, the Japanese attacked the military base at Pearl Harbor, Hawaii. The surprise aerial attack damaged 8 U.S. battleships (6 later returned to service), including the USS Arizona, and destroyed 188 aircraft. 2,402 American citizens died and 1,178 wounded were wounded. On December 8th, the U.S. declared war on Japan and on December 11th, Germany and Italy (allies of Japan) declared war on the United States. World War II was in full swing.

In 1953, on July 27th, the Korean Armistice Agreement was signed. The Armistice was to last until "a final peaceful settlement is achieved". No peaceful settlement has ever been agreed upon.

In 1970, on April 10th, Paul McCartney announced that he was leaving the Beatles. (John Lennon had previously told the band that he was leaving but hadn't publicly announced it.) By the end of the year, each Beatle had his own album.