The Trump administration is reviving the visual language of manifest destiny and weaponizing the US’s founding myths.

In his single term from 1845 to 1849, President James K. Polk extended the United States from sea to shining sea. Polk maintained a “keen ability to balance the diverse desires of the nation while ...

As conservation and sustainability continue to become increasingly prominent in society, our understanding of how humanity has impacted the natural world over time has revealed a tragic past yet to be ...

Some people coin phrases. Journalist John L. O’Sullivan minted one this week (Dec. 27) in 1845 when he wrote in The Democratic Review that it was America’s “manifest destiny to overspread and to ...