On this date

In 1789,

Georgetown University was established in present-day Washington, D.C.

In 1964,

the 24th Amendment to the U.S. Constitution, eliminating the poll tax in federal elections, was ratified as South Dakota became the 38th state to endorse it.

In 1977,

the original TV miniseries “Roots,” based on the Alex Haley novel, began airing on ABC.

In 1978,

rock musician Terry Kath, a key member of the group Chicago, accidentally shot himself to death following a party in Woodland Hills, Calif.; he was 31.

In 1998,

a judge in Fairfax, Va., sentenced Aimal Khan Kasi to death for an assault rifle attack outside CIA headquarters in 1993 that killed two men and wounded three other people. (Kasi was executed in November 2002.)

Ten years ago:

Tens of thousands of Palestinians poured into Egypt from the Gaza Strip after militants blew up a barrier dividing the border town of Rafah.

Five years ago:

Appearing before the Senate Foreign Relations Committee, Secretary of State Hillary Rodham Clinton delivered fiery rejoinders to Republican critics of the Obama administration’s handling of the deadly attack on a U.S. mission in Benghazi, Libya.

One year ago:

President Donald Trump withdrew the United States from the sweeping Trans-Pacific Partnership trade pact, using one of his first actions in office to reject a proposed accord that was eagerly sought by American allies in Asia.