By The Associated Press

Today is Friday, Dec. 11, the 346th day of 2020. There are 20 days left in the year.

Today’s Highlight in History:

On Dec. 11, 1936, Britain’s King Edward VIII abdicated the throne so he could marry American divorcee Wallis Warfield Simpson; his brother, Prince Albert, became King George VI.

On this date:

In 1816, Indiana became the 19th state.

In 1844, the first experimental use of an inhaled anesthetic in dentistry took place as Dr. Horace Wells of Hartford, Connecticut, under the influence of nitrous oxide, had a colleague extract one of his teeth.

In 1941, Germany and Italy declared war on the United States; the U.S. responded in kind.

In 1946, the United Nations International Children’s Emergency Fund (UNICEF) was established.

In 1964, singer-songwriter Sam Cooke was shot to death by a motel manager in Los Angeles; he was 33.

In 1972, Apollo 17’s lunar module landed on the moon with astronauts Eugene Cernan and Harrison Schmitt aboard; they became the last two men to date to step onto the lunar surface.

In 1997, more than 150 countries agreed at a global warming conference in Kyoto, Japan, to control the Earth’s greenhouse gases.

In 1998, majority Republicans on the House Judiciary Committee pushed through three articles of impeachment against President Clinton, over Democratic objections.

In 2001, in the first criminal indictment stemming from 9/11, federal prosecutors charged Zacarias Moussaoui (zak-uh-REE’-uhs moo-SOW’-ee), a French citizen of Moroccan descent, with conspiring to murder thousands in the suicide hijackings. (Moussaoui pleaded guilty to conspiracy in 2005 and was sentenced to life in prison.)

In 2004, doctors in Austria said that Ukrainian presidential candidate Viktor Yushchenko had been poisoned with dioxin, which caused the severe disfigurement and partial paralysis of his face.

In 2008, former Nasdaq chairman Bernie Madoff was arrested, accused of running a multibillion-dollar Ponzi scheme that wiped out the life savings of thousands of people and wrecked charities. (Madoff is serving a 150-year federal prison sentence.) The remains of missing Florida toddler Caylee Anthony were found six months after she disappeared. (Her mother, Casey Anthony, was acquitted of murder in her daughter’s death.)