Three of the four acts expired shortly after they were signed into law in the late 1700s. One remains active-and it's been at the center of constitutional debates ever since.

It’s an alarming accusation, and when it is made, it is often a serious danger to free expression. In many nations, including the U.S., the threat of sedition prosecutions has been used to criminalize ...

MONTPELIER, Vt. (WCAX) - A Vermont congressman from the 18th century was one of the first Americans to be jailed over political speech, and historians say his story is still relevant today.

Seditious behavior punishable by death. That's how President Trump responded to former military members and intelligence officials who are now current Congress members after they put out this video.