
1851
The America's Cup begins. The schooner America won a race around the Isle of Wight. The trophy, renamed the America's Cup, is the oldest in international sport.
Wikipedia: America's CupPhoto: Unknown author / Wikimedia Commons (Public domain)
5 moments from 1851 to 2006: discovery, creativity and courage, each with a source to read more.
5 moments

1851
Photo: Unknown author / Wikimedia Commons (Public domain)

1864
Twelve countries signed the first Geneva Convention, agreeing to protect wounded soldiers and those who care for them.
Wikipedia: First Geneva Convention
Photo: Frédéric Boissonnas / Wikimedia Commons (Public domain)

1902
The Cadillac Motor Company was founded in Detroit, named after the city's founder.
Photo: op unknown / Wikimedia Commons (Public domain)

1989
Nolan Ryan became the first pitcher to strike out 5,000 batters.
Photo: Nolan_Ryan_Tiger_Stadium_1990.jpg : Chuck Andersen derivative work: Delaywaves talk / Wikimedia Commons (CC BY 2.0)

2006
Grigori Perelman won the Fields Medal, maths's highest honour, for proving the Poincaré conjecture. He turned it down.
Photo: George Bergman / Wikimedia Commons (CC BY-SA 4.0)
Moments chosen for discovery, creativity and courage. Each one links to a source where you can read more; photos are credited to their owners.