The president who built his fan base on isolationism is pivoting to a kind of imperialism that the U.S. hasn’t seen in decades.

Are Donald Trump’s threats against Panama and Greenland serious or just grandiose bluster? As an historian, I take their ...

Puerto Rico. Guam. The U.S. Virgin Islands. American Samoa. The Northern Mariana Islands. Today these unincorporated ...

"Manifest Destiny" is back, with Donald Trump as its champion. In the 19th century, the phrase was used to invoke the divine justification for the United States to expand its territory westward ...

When President Donald Trump invoked the phrase “manifest destiny” during his inaugural address Monday and celebrated “our American ancestors” for having “won the Wild West,” he used ...

To use the phrase he invoked in his inaugural address, a callback to the 19th-century vision of American imperialism, it is his “manifest destiny ... put us on the map.” ...