In the years preceding world war i, europe was divided into two groups of nation-states, with each group united by treaty. germany, austria-hungary, and italy were opposed by russia, france, and great britain, which were known collectively as

the dominoes began to fall. the surrender at appomattox took place a week later on april 9. while it was the most significant surrender to take place during the civil war, gen. robert e. lee, the confederacy's most respected commander, surrendered only his army of northern virginia to union gen. ulysses s. grant

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