Over the past decade, the Anti-Defamation League has counted about 450 U.S. murders committed by political extremists.

Of these 450 killings, right-wing extremists committed about 75 percent. Islamic extremists were responsible for about 20 percent, and left-wing extremists were responsible for 4 percent…

If you talk to members of Congress and their aides these days — especially off the record — you will often hear them mention their fears of violence being committed against them.

Some Republican members of Congress have said that they were reluctant to vote for Trump’s impeachment or conviction partly because of the threats against other members who had already denounced him. House Republicans who voted for President Biden’s infrastructure bill also received threats. Democrats say their offices receive a spike in phone calls and online messages threatening violence after they are criticized on conservative social media or cable television shows.