For the last fifty years, nearly all the political violence in the United States has come from the far-right. Here's a right-center organization with the details:

https://www.brookings.edu/blog/order-from-chaos/2022/01/05/assessing-the-right-wing-terror-threat-in-the-united-states-a-year-after-the-january-6-insurrection/

I'll make you a deal: for every one American you can name that was killed by left-wing violence, I'll name ten who were killed by right-wing violence.

Here are the first 22 deaths to get us started: https://www.justice.gov/usao-wdtx/pr/texas-man-charged-federal-hate-crimes-and-firearm-offenses-related-august-3-2019-mass

22 people killed by a far-right-wing guy who said, "This attack is a response to the Hispanic invasion of Texas."

Now your turn. Let's see just two people killed by the left in the United States.