No, I didn’t miss them. None of those have shown up in any problematic form. Interestingly there has been no left wing terrorism in America since the Vietnam war. And, beyond the Osama bin Laden orchestrated 9/11 attack, there has been no other foreign Islamic terrorism.
There has been considerable white supremacist terrorism and White Christian terrorism.
Liberalism is an economic school of thought so doesn’t lend itself to these things. Now I did cover the government lead economic disaster of wealth in the hands of tiny oligarchic minority. That is not really liberalism as it is late stage Radical Capitalism.