Singing Christmas Tree upon the location. Since then, the singing Christmas tree concept has spread to Canada, the Philippines, South Korea, Switzerland and Sri Lanka. The most attended tree takes place in Knoxville, Tennessee, with 60,000 attendees in 2007. The first Christmas trees came to the United States in the 1740s from Moravian (now part of the Czech Republic) settlers. In 1851, the first commercial tree lot in the United States was set up in New York City. President of the United States Franklin Pierce set up the first Christmas tree in the White House in 1856. Artificial trees were first developed in
1856 United States presidential election race in opposition to President Franklin Pierce. The Pennsylvania delegation continued to sponsor its favorite son, James Buchanan. The Seventh Democratic National Convention was held in Smith and Nixon's Hall in Cincinnati, Ohio, on June 2 to 6, 1856. The delegates were deeply divided over slavery. On the first ballot, Buchanan placed first with 135.5 votes to 122.5 for Pierce, 33 for Douglas, and 5 for Senator Lewis Cass, who had been the nominee in 1848. With each succeeding ballot, Douglas gained at Pierce's expense. On the 15th ballot, most of Pierce's delegates shifted to Douglas in an attempt to