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The first permanent English settlement in North America is established in Jamestown
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William Penn arrives in Pennsylvania.
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Pennsylvania approves the U.S. Constitution, becoming the 2nd state.
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The Battle of Gettysburg was fought in Gettysburg Pennsylvania.
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More than 2,200 people died in the Johnstown Flood.
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Pennsylvania supplies about one-third of America's steel during World War II
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Robert Nix is elected Pennsylvania's first African American congressman.
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Wifi Downtown Pittsburgh begins, allowing citizens to connect to the Internet anywhere downtown.