President Andrew Johnson declared that the American civil war was over.
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Exiled Soviet leader Leon Trotsky was assassinated with an ice axe in Mexico City.
The Iran-Iraq war ended in a stalemate after nearly eight years of conflict.
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.
England was defeated by South Africa, who became top of the world Test cricket rank.
The Erickson Brothers submitted the application for the first dial telephone patent.