On this date in history:

In 1531, an earthquake in Lisbon, Portugal, killed more than 20,000 people.

In 1815, Napoleon Bonaparte and 1,200 men left his exile on the Isle of Elba to start his 100-day campaign to regain France.

In 1919, 37 years after the first bill to establish the Grand Canyon as a national park was introduced, President Woodrow Wilson signed the Grand Canyon National Park Act, bringing the landmark under the protection of the National Park Service, preserving it for future generations.

In 1929, Wyoming's Grand Teton National Park was established following the signing of an executive order by President Calvin Coolidge.

In 1935, Germany began operation of its air force, the Luftwaffe, under Reichmarshal Hermann Goering.

In 1970, National Public Radio was founded.

In 1984, the last U.S. Marines sent to Lebanon as part of a multinational peacekeeping force left Beirut.

In 1993, a powerful bomb exploded in the parking garage below the Twin Towers of the World Trade Center in New York City, killing six people and injuring more than 1,000. In Nov. 1997, Ramzi Ahmed Yousef and Eyad Ismoil were found guilty of plotting and carrying out the attack following a three-month trial.

In 1994, 11 members of the Branch Davidian religious cult were acquitted of murder and conspiracy charges stemming from a federal raid and siege at the compound near Waco, Texas, the year before.

In 1998, a federal jury in Amarillo, Texas, ruled in favor of Oprah Winfrey in a lawsuit filed by Texas cattlemen who said she caused beef prices to fall with a talk show about mad cow disease.

In 2005, Bank of America acknowledged it lost computer tapes containing account information on 1.2 million federal employee credit cards, including those of some U.S. senators.

In 2008, the New York Philharmonic performed a historic, 90-minute concert at the East Pyongyang Grand Theater in North Korea.

In 2011, the U.N. Security Council voted unanimously to impose strong sanctions on Libya and called for a war-crimes investigation.

In 2013, the U.S. Senate confirmed the nomination of Chuck Hagel as defense secretary. Hagel left the post in late 2014.

In 2015, the Federal Communications Commission voted 3-2 to regulate Internet service as a public utility, a victory for net neutrality that is intended to prevent the advent of Internet traffic manipulation.

Copyright 2017 by United Press International