On July 26, 1775, the Continental Congress established a Post Office and appointed Benjamin Franklin its Postmaster-General.
In 1788, New York became the 11th state to ratify the U.S. Constitution.
In 1847, the western African country of Liberia, founded by freed American slaves, declared its independence.
In 1908, U.S. Attorney General Charles J. Bonaparte ordered creation of a force of special agents, forerunner of the Federal Bureau of Investigation.
In 1990, President George H.W. Bush signed the Americans with Disabilities Act.
In 2002, the Homeland Security Department was created in the biggest government reorganization in decades.
In 2016, Hillary Clinton became the first woman to be nominated for president by a major political party.