Today is Thursday, Sept. 26, the 270th day of 2024. There are 96 days left in the year.

On Sept. 26, 1960, the first-ever debate between presidential nominees took place as Democrat John F. Kennedy and Republican Richard M. Nixon faced off before a national TV audience from Chicago.

In 1777, British troops occupied Philadelphia during the American Revolution.

In 1986, William H. Rehnquist was sworn in as the 16th chief justice of the United States, while Antonin Scalia joined the Supreme Court as its 103rd member.

In 1990, the Motion Picture Association of America announced it had created a new rating, NC-17, to replace the X rating.

In 1991, four men and four women began a two-year stay inside a sealed-off structure in Oracle, Arizona, called Biosphere 2; they emerged from Biosphere 2 on this date in 1993.

In 2000, thousands of anti-globalization protesters clashed with police during demonstrations against an International Monetary Fund/World Bank summit in Prague.

In 2005, Army Pfc. Lynndie England was convicted by a military jury in Fort Hood, Texas, on six of seven counts stemming from the Abu Ghraib prison abuse scandal.

In 2020, President Donald Trump nominated Judge Amy Coney Barrett, a former clerk to the late Justice Antonin Scalia, to the Supreme Court, to fill the seat left vacant by the death of Ruth Bader Ginsburg. (Barrett would be confirmed the following month.)

In 2022, the NASA spacecraft Dart rammed an asteroid at blistering speed in an unprecedented dress rehearsal for the day a killer rock menaces Earth.