TIL that Mt. Washington in New Hampshire claims to have "the world's worst weather," averaging 110 days per year with hurricane-force winds and the record for wind speed not associated with a tornado or tropical cyclone (231 mph)
TIL Victoria Gillick ran a campaign in the UK to ban contraceptives to under 16s. Her loss in court created the Gillick competence named after her, which gave under 16s more medical rights to consent to medical treatment if they understood the doctors recommendations
TIL that Johannes Gutenberg lost his printing press to a money lender because he couldn't pay back the loan to build the press. The money lender went on to publish the first printed book with his name as the printer. Only after an Archbishop sacked the city, Gutenberg was finally recognized.
TIL in 1993, the U.S. signed Public Law 103-150, also known as "The Apology Resolution". This acknowledged that the overthrow of the Kingdom of Hawaii in 1893 was an illegal act. Hawaiians have used this resolution as an argument for their sovereignty.