Question

America is home to a national Christmas tree! The tree is traditionally lit by who?

Answer 1

The answer of your question is "President of the United states of America"

The national Christmas tree is actually a large tree which a evergreen tree and located Near the famous white house and north east quadrant of " The ellipse".
Since the  year 1923 , this tree is decorated every year  as the christmas tree and when the december came it is lit by  the president of America. Since the President Franklin D.Roosevelt  Every year some formal remarks are made by the President himself during the lightning ceremony of this tree.

Answer 2

The tree is traditionally lit by the President of the United States.

The National Christmas Tree is a large evergreen tree which is located near the White House in the northeast quadrant of The Ellipse in Washington D.C. The tradition of lighting a national tree was started on December 24, 1923. President Calvin Coolidge was the first President who lit the tree. He pressed a button which lit up more than 2,500 light bulbs strung around a 60 feet tall balsam fir tree.

Since 1954 the event has marked the beginning of month-long festivities called the Pageant of Peace. There are smaller trees around the National Christmas Tree which are referred to as the Pathway to Peace.