The first wagon train arrived in California after having left Independence, Missouri, in May 1841.
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A plane crash in South Sudan at Juba International Airport killed 31 people.
The Japanese Prime Minister, Hara Takashi, was assassinated in Tokyo.
Canadian country singer Shania Twain released her third album, 'Come On Over.'
The Paris Climate Change Agreement went into force.
Barack Obama became the first African American to win a United States Presidential Election.
