Ronneberg started speaking about his experience in history in recent years.

Along with staggering death tolls, the "Great War" generated memorable literature, geopolitical upheaval, hope, disillusion, the Russian Revolution and the seeds of World War II.

In 1895, the United States tried to deny an American citizen entry to the country even though he was born on U.S. soil.

Some believed that a lottery was more democratic than a vote.

Gerrymandering became a real electoral cudgel with a project called REDMAP.

Rahm Emanuel, the chairman of the Democratic Congressional Campaign Committee, and Howard Dean, the chairman of the Democratic National Committee, had two different approaches to taking back the House of Representatives. Their feud wasn't pretty.

Why, oh, why is daylight savings a thing? It's because for roughly two decades after World War II, no one had any clue what time it was.

Van Hoof said she also has seen George Washington, Abraham Lincoln and Joan of Arc.

From the mid-1800s to well into the 20th century, the Capitol’s Demon Cat was the top dog of Washington ghost stories.

Mister Rogers’s approach to dealing with grief began with an American tragedy.