1. 1889: The Columbia Phonograph Company was formed in Washington, D.C., which later became a major player in the music industry

2. 1933: Adolf Hitler was appointed Chancellor of Germany by President Paul von Hindenburg.

3. 1948: Mahatma Gandhi was assassinated in New Delhi, India.

4. 1969: The Beatles’ last public performance took place on the rooftop of the Apple Corps building in London.

5. 1972: British soldiers shot and killed 13 unarmed civil rights marchers in what became known as Bloody Sunday in Northern Ireland.

6. 2003: The Space Shuttle Columbia disintegrated upon reentry into Earth’s atmosphere, tragically resulting in the loss of all seven crew members.