The conflict in Ukraine looks like WWI trench warfare because conflict in the air has been made impossible. By Ukraine having western anti-aircraft systems but

The conflict in Ukraine looks like WWI trench warfare because conflict in the air has been made impossible. By Ukraine having western anti-aircraft systems but also lacking a serious air force of its own. So all that's left is just to hammer each other over the head with artillery and poke at each other with drones. I am not convinced that other conflicts will look like this.