President Andrew Johnson declared that the American civil war was over.
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The World Health Organization (WHO) announced that measles cases were at an all-time record high, with 41,000 in the first half of the year alone.
NASA launched the Viking 1 planetary probe toward Mars.
The Erickson Brothers submitted the application for the first dial telephone patent.
The ''LZ 127 Graf Zeppelin” returned to Lakehurst, New Jersey, after being the first airship to circumference the earth in one journey.
The Iran-Iraq war ended in a stalemate after nearly eight years of conflict.
