Today's Highlight in History:
One hundred years ago, on January second, 1900, Secretary of State John Hay announced the "Open Door Policy门户开放政策" to facilitate促进，帮助 trade with China.

On this date:
In 1492, the leader of the last Arab stronghold要塞，大本营 in Spain surrendered to Spanish forces loyal to King Ferdinand the Second and Queen Isabella the First.

In 1788, Georgia became the fourth state to ratify批准 the US Constitution.

In 1921, religious services were broadcast on radio for the first time as KDKA in Pittsburgh aired the regular Sunday service of the city's Calvary Episcopal Church.

In 1929, the United States and Canada reached agreement on joint² action to preserve Niagara Falls.

In 1935, Bruno Hauptmann went on trial in Flemington, New Jersey³, on charges of kidnapping and murdering the infant son of Charles and Anne Lindbergh. (Hauptmann was found guilty, and executed.)

In 1942, the Philippine capital of Manila was captured by Japanese forces during World War Two.

In 1960, Senator John F. Kennedy of Massachusetts announced his candidacy候选资格 for the Democratic presidential nomination⁴.

In 1965, the New York Jets signed University of Alabama quarterback橄榄球的四分卫 Joe Namath for a reported $400,000.

In 1974, President Nixon signed legislation requiring states to limit highway speeds to 55 miles-an-hour. (Federal speed limits were abolished in 1995).

In 1983, the musical play "Annie," based on the "Little Orphan⁵ Annie" comic strip连载漫画，四格漫画, closed on Broadway after a run of 2,377 performances.

Ten years ago: On Wall Street, the Dow Jones Industrial Average reached a record high, ending the day above 2800 for the first time, at 2800.15.

Five years ago: Chechen defenders⁶ drove Russian troops out of the capital of Grozny. Marion Barry was inaugurated开始，开幕 as mayor of Washington DC, four years after leaving the office in disgrace不讨人喜欢 to serve a six-month sentence for misdemeanor轻罪，品行不端 drug possession.

One year ago: A UN-chartered cargo⁷ plane carrying nine people was downed in Angola's central highland⁸高地，丘陵地带 war zone; there were no survivors⁹.