Franklin D. Roosevelt signed the Social Security Act, creating a government pension system for the retired.
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Mudslides and flooding in Sierra Leone's capital Freetown claimed the lives of 1,141 people and left 3,00 without homes.
SpaceX successfully launched a Dragon spacecraft carrying the first supercomputer to space.
After being in construction for 632 years, the Cologne Cathedral was completed.
The New York Eye Infirmary opened, and it was the first specialty hospital of its kind in the western hemisphere.
The world's most amazing face transplant took place.
