WATCH: On this date 20 years ago, the U.S. Senate acquitted President Bill Clinton on two articles of impeachment: lying under oath to a federal grand jury and obstruction of justice in hiding his affair with Monica Lewinsky. After the Senate vote, Clinton said again that he was "profoundly sorry" for "what I said and did to trigger" the events that led up to the impeachment and trial. | PBS NewsHour

Today in 1998: Pres. Clinton was impeached by the Republican-controlled US House. WATCH: The late Gwen Ifill reported the news that night on NBC Nightly News. | NBC Nightly News with Tom Llamas

Bill Clinton, who was born on this day in 1946, was the 42nd president of the United States, and oversaw the country's longest peacetime economic expansion but his second term in the White House was dominated by the Monica Lewinsky scandal. | Biography