Martin Luther King Jr. was assassinated.
He was shot at the Lorraine Motel in Memphis, Tennessee, by James Earl Ray.
Source
Elon Musk bought a 9.2% stake in Twitter, amounting to $2.9 billion.
The 21st Commonwealth Games officially began on the Gold Coast, Queensland, Australia.
The Pink Star Diamond sold for a record USD 71 million in Hong Kong.
Beyoncé and Jay-Z married with only 40 guests present on their special day.
Adolf Hitler formed the Schutzstaffel, the infamous paramilitary organization known to most as the SS.
