Brussels. Istanbul. Ankara. Paris. San Bernardino. Beirut.
These cities are famous for their history and their culture. More recently, they’re also known for the suffering they’ve experienced at the hands of radicalized Muslims.
There is a thing called Godwin’s Law on the internet. It holds that if an online argument goes on long enough, someone will drag in a reference to Adolf Hitler and the Nazis. At that point, that person has lost.