Today is Thursday, Oct. 27, the 301st day of 1988. There are 65 days left in the year. Today's highlight in history: In 1858, the 26th president of the United States, Theodore Roosevelt, was born in New York City. On this date: In 1795, the United States and Spain signed the Treaty of San Lorenzo, which provided for free navigation of the Mississippi River. In 1880, on his 22nd birthday, Theodore Roosevelt married Alice Lee. In 1886, the musical fantasy ``A Night on Bald Mountain,'' written by Modest Mussorgsky in 1867 and revised after his death by Nikolai Rimsky-Korsakov, was performed in St. Petersburg, Russia. In 1904, the first rapid transit subway, the IRT, opened in New York City. In 1914, author-poet Dylan Thomas was born in Swansea, Wales. In 1938, Du Pont announced it had coined a name for its new synthetic yarn: nylon. In 1947, the radio show ``You Bet Your Life,'' starring Groucho Marx, premiered on ABC. It later became a television show on NBC. In 1954, Walt Disney's first television program, titled ``Disneyland'' after his yet-to-be completed theme park, premiered on ABC. In 1967, Expo '67 closed in Montreal, Canada. In 1982, China announced its population totaled more than 1 billion people, as counted by more than 5 million census takers. In 1985, former Navy man John A. Walker Jr. and his son, Michael Lance Walker, pleaded guilty in Baltimore to charges of spying for the Soviet Union. Ten years ago: Egyptian President Anwar Sadat and Israeli Prime Minister Menachem Begin were named joint winners of the Nobel Peace Prize for their progress toward achieving a Middle East accord. Five years ago: President Reagan addressed the nation on the U.S.-led invasion of Grenada, saying the action had prevented a planned ``Cuban occupation'' of the island, and was aimed at protecting U.S. citizens there. One year ago: South Korean voters overwhelmingly approved a new constitution, establishing direct presidential elections and other democratic reforms. Associated Press correspondent Terry Anderson, held longer than any other foreign hostage in Lebanon, spent his 40th birthday in captivity. Today's birthdays: ``Tonight'' executive producer Frederick DeCordova is 78. Actress Teresa Wright is 70. Actress Nanette Fabray is 68. Baseball hall-of-famer and sportscaster Ralph Kiner is 66. Actress Ruby Dee is 64. Former White House chief of staff H.R. Haldeman is 62. Actor-comedian John Cleese is 49. Actress Carrie Snodgress is 42. Singer Simon Le Bon is 30. Thought for Today: ``Justice is too good for some people and not good enough for the rest.'' _ Norman Douglas, Scottish author (1868-1952).