Elizabeth Matilda Orr (born 1879)

In 1879, in the year that Elizabeth Matilda Orr was born, on October 22nd, Thomas Edison tested the first practical electric light bulb. Lasting 13½ hours before burning out, it used a "a carbon filament or strip coiled and connected to platina contact wires". He applied for a patent on November 4th, receiving the patent in January 1880.

In 1894, on April 21st, a coal miners' strike closed mines throughout the central United States. The Panic of 1893, and the resulting depression, hit coal miners hard and the miners only struck for 8 weeks - they couldn't afford to live without their wages any longer.

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 1956, on May 20th, the U.S. tested the first hydrogen bomb dropped from a plane over Bikini Atoll. Previously, hydrogen bombs had only been tested on the ground. The Atomic Age moved forward.

In 1993, on February 26th, a truck bomb exploded in the garage under the North Tower of the World Trade Center. While the bomb didn't do what was planned (collapse the North Tower into the South Tower), it did kill six people and injured thousands of people.