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
White House Iftar dinner First Barbary War. Jefferson adjusted the timing of the meal to after sunset to accommodate Sidi Soliman Mellimelli's Ramadan tradition. President Bill Clinton continued the tradition, as did George W. Bush who hosted an iftar dinner at the White House in 2001. Bush subsequently continued the dinners every year of his two terms. Barack Obama hosted his first Ramadan dinner in 2009, and subsequently every year of his presidency. In 2017, Donald Trump broke the two decade old White House tradition by opting not to host an Iftar dinner at the White House White House Iftar dinner The White House