Christopher Columbus discovered Puerto Rico on his second voyage.
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Inventor Frederick E. Blaisdell patented the pencil in the US.
Goldwyn Pictures film studio was founded by Samuel Goldwyn, Edgar Selwyn, and Archibald Selwyn.
Harry Potter and the Deathly Hallows – Part 1, based on J.K. Rowling's 2007 fantasy novel, was released worldwide.
The Nintendo Wii was released in the US.
Television broadcasting company CBS banned a Calvin Klein Jeans advertisement.
