Today is Saturday, Jan. 23, the 23rd day of 2016. There are 343 days left in the year.

Today’s birthdays: Actress Jeanne Moreau is 88. Actress Chita Rivera is 83. Actor Rutger Hauer is 72. Princess Caroline of Monaco is 59. Singer Anita Baker is 58. Reggae musician Earl Falconer (UB40) is 57. Rock musician Nick Harmer (Death Cab for Cutie) is 41. Singer-actress Rachel Crow is 18.

In 1516, King Ferdinand II of Aragon, who with his late queen consort, Isabella of Castile, sponsored the first voyage of Christopher Columbus in 1492, died in Madrigalejo, Spain.

In 1789, Georgetown University was established in present-day Washington, D.C.

In 1845, Congress decided all national elections would be held on the first Tuesday after the first Monday in November.

In 1964, the 24th Amendment to the United States Constitution, eliminating the poll tax in federal elections, was ratified as South Dakota became the 38th state to endorse it.

In 1973, President Richard Nixon announced an accord had been reached to end the Vietnam War, and would be formally signed four days later in Paris.

In 2005, former ‘‘Tonight Show’’ host Johnny Carson died in Los Angeles at age 79.

In 2006, Ford Motor Co. said it would cut up to 30,000 jobs and idle 14 facilities in North America by 2012.

In 2015, King Abdullah of Saudi Arabia, 90, the powerful US ally who’d fought against Al Qaeda and sought to modernize the ultraconservative Muslim kingdom, died in Riyadh.