1. On February 19, 1803, Delaware became the first state to ratify the 12th Amendment to the U.S. Constitution, which revised the method for electing the President and Vice President.
2. The Wilmington Fire of 1892, which destroyed much of downtown Wilmington, occurred on February 19.
3. Delaware native Henry Heimlich, inventor of the Heimlich maneuver, was born on February 19, 1920.
4. The University of Delaware men's basketball team won its first ever conference regular season championship on February 19, 2014.
5. On February 19, 1981, DuPont scientist Stephanie Kwolek received a patent for her invention of Kevlar, a strong, lightweight material used in body armor and other protective gear.
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