Greg Beyer

Throughout the 20th century and into the present day, some of the world’s cities have grown into vast and immensely important centers housing tens of millions of people.

A dark day in American history, the Sand Creek Massacre is remembered as a poignant example of the horrific result of expansion, greed, and brutality.

One of the most recognizable buildings in the world, the Colosseum is a reminder of Italy’s ancient history.

Human beings have been speaking languages for hundreds of thousands of years, but it is only recently that written language systems have been used.

Just five days after the Civil War ended, the thrill of victory was tempered by the shocking assassination of America’s 16th president, Abraham Lincoln.

The years that Abraham Lincoln spent in the White House were some of the most critical years in the history of the United States.

The years that Abraham Lincoln spent in the White House were some of the most critical years in the history of the United States.

The incredible success of one U.S. president prompted the adoption of presidential term limits.

Perceived as an almost sacred event, elections in the United States draw worldwide attention when Americans flock to the polls to choose their leader.

Rising to become the leader of Chile, Augusto Pinochet represented a brutal right-wing regime that dragged his country into darkness.