I think the biggest problem with the US system is the FPTP thing, the winner takes all.
This always leads to two parties that become pure enemies because of the zero-sum game that ensues. A loss for one is a win for the other, there is no incentive to collaborate.
Our coalition system is not perfect because it often causes very uncomfortable coalitions of parties not well suited. But at least it doesn’t feel like a stalemate.
So, like what’s happening in Ukraine right now?
I mean they use drones for some deep strikes causing minor damage but most of the actual advancement is made using artillery and boots on the ground.