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  In 1865, the Southern States began to issue black codes. These codes control the labors and activities of newly freed slaves
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  The reconstruction of the southern states after the Civil War.
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  Reconstruction ends.
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  Industry and agriculture grow.
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  He was shot by Charles Guiteau less than four months into his presidency.
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  It makes certain acts by businesses to reduce competition against the law.
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  Oil exploration rush begins.
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  Social and political reformation.
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  It was founded by J.P. Morgan and Elbert Gary.
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  With the United States helping to urge them, Panama declares independence from Colombia
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  Oklahoma joins the Union on the 16th of November.
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  Green represents the Allies. Central Powers in orange.
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  Jazz music becomes popular during this era.
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  Prohibiting alcohol.
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  This left him unable to do much until his death.
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  Great Depression begins, along with WWII.
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  Was the longest bridge in the world.
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  $16 billion is lost.
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  Equality and war with the Soviets.
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  WWII ends.
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  Was shot while traveling with his wife.
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  Technology and present-day stuff.
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  Ray Tomlinson invented e-mail back in 1971.
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  Founded by Bill Gates and Paul Allen.
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  Was triggered by an earthquake.
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  Four, including Reagan were injured.
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  She becomes the first First Lady to do so.
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