Today is Sunday, Dec. 11, the 346th day of 2016. There are 20 days left in the year. Today’s birthdays: Actor Jean-Louis Trintignant is 86. Actress Rita Moreno is 85. Actress Donna Mills is 76. US Secretary of State John Kerry is 73. Singer Brenda Lee is 72. Actress Lynda Day George is 72. Music producer Tony Brown is 70. Actress Teri Garr is 69. Movie director Susan Seidelman is 64. Actress Bess Armstrong is 63. Rock musician Nikki Sixx (Motley Crue) is 58. Rock musician Darryl Jones (The Rolling Stones) is 55. Actor Ben Browder is 54. Singer-musician Justin Currie (Del Amitri) is 52. Actress-comedian Mo’Nique is 49. Rapper-actor Mos Def is 43. Actor Rider Strong is 37. Actress Karla Souza is 30. Actress Hailee Steinfeld is 20.

In 1792, France’s King Louis XVI went before the Convention to face charges of treason. He was convicted and executed the following month.

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

In 1928, police in Buenos Aires announced they had thwarted an attempt on the life of President-elect Herbert Hoover.

In 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.

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

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

In 1961, a US aircraft carrier carrying Army helicopters arrived in Saigon — the first direct American military support for South Vietnam’s battle against communist guerrillas.

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

In 1980, President Jimmy Carter signed legislation creating a $1.6 billion environmental ‘‘superfund’’ to pay for cleaning up chemical spills and toxic waste dumps.

In 1991, a jury in West Palm Beach, Florida, acquitted William Kennedy Smith of sexual battery, rejecting the allegations of Patricia Bowman.

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

In 2006, In his farewell address, UN Secretary-General Kofi Annan criticized the Bush administration, warning that America must not sacrifice its democratic ideals while waging a war against terrorism.