The Declaration of Independence and the U.S. Constitution aren't only being read in classrooms these days. Sales of the founding documents have surged since Trump began his second term.

Discover why the Declaration of Independence remains America's most vital document as we approach the nation's 250th anniversary.

This combination of book cover images shows "The Declaration of Independence and the U.S. Constitution," releasing in July, left, and "The Federalist Papers," releasing in November. (Random House ...

This combination of book cover images shows "The Declaration of Independence and the US Constitution," releasing in July, left, and "The Federalist Papers," releasing in November. Uncredited ...

Jefferson and Adams ensured that the Declaration captured the hearts of Americans with different religious sensibilities.

On Wednesday, Random House announced that it would publish a hardcover book in July combining the Declaration of Independence and the U.S. Constitution, followed in November by a hardcover edition … ...

This cover image released by Random House shows a book combining the Declaration of Independence and the U.S. Constitution with an introduction by Pulitzer Prize-winning historian Jon Meacham ...

The Declaration of Independence and the U.S. Constitution aren't only being read in classrooms these days.