Emperor Gia Long unified Vietnam by conquering Hanoi.
Source
Japan published the first print of the world's most popular manga-comic series, 'One Piece.'
The British House of Commons passed the Slavery Abolition Act.
American serial killer Jeffrey Dahmer admitted to murdering 17 people.
Marvel's 'Avengers: Endgame' became the most financially successful movie of all time.
A deadly 106°F heatwave in Japan killed at least 65 people, and more than 22,000 were hospitalized.
