At the White House, President Donald Trump planned to host a picnic for military families on the South Lawn during the afternoon, a few hours before fireworks were scheduled to light up the National Mall.

Independence Day festivities scheduled for Washington featured a concert by the National Symphony Orchestra on the lawn of the Capitol. "Margaritaville" singer Jimmy Buffett, The Temptations, The Beach Boys and Luke Combs will also perform.

The Fourth of July holiday marks the adoption of the Declaration of Independence by congressional delegates in Philadelphia on July 4, 1776.

The document declared the young nation's independence from Great Britain and advanced the principle "that all men are created equal," and had "certain unalienable rights" including "life, liberty and the pursuit of happiness."