The Australian boy band 5 Seconds of Summer formed.
Source
11.5 million private documents were leaked and became known as The Panama Papers.
The mail delivery system known as the Pony Express started.
Rolling Stones guitarist Keith Richards has confirmed that he did snort his father's ashes.
Motorola employee, Martin Cooper, made the first public call from a cell phone.
Ted Kaczynski, The Unabomber, was caught and arrested.
