For nation’s birthday, Trump stokes the divisions within US

President Donald Trump speaks during a “Salute to America” event on the South Lawn of the White House, Saturday, July 4, 2020, in Washington. (AP Photo/Patrick Semansky)

The White House in obscured by Red and Blue smoke floating on the Ellipse during a “Salute to America” event on the South Lawn of the White House, Saturday, July 4, 2020, in Washington. (AP Photo/Alex Brandon)

Guests wait for President Donald Trump and first lady Melania Trump during a “Salute to America” event on the South Lawn of the White House, Saturday, July 4, 2020, in Washington. (AP Photo/Patrick Semansky)

WASHINGTON — On a day meant for unity and celebration, President Donald Trump vowed to “safeguard our values” from enemies within — leftists, looters, agitators, he said — in a Fourth of July speech packed with all the grievances and combativeness of his political rallies.