This is exactly one of the major problems. What happens if a free for all is triggered? Do we get carrier group diplomacy standoffs in various regions to stop n

This is exactly one of the major problems. What happens if a free for all is triggered? Do we get carrier group diplomacy standoffs in various regions to stop nations doing their own bit of engineering? Does the UN step in? So what if it does? It's a nightmare scenario if this stuff takes off.