3 ms·If a NATO country invades another NATO country, what do the other 30 countries do?by palata 10mo agoIf a NATO country invades another NATO country, what do the other 30 countries do?cudgy 10mo agoAsk the US to stop it?tim333 10mo agoThat's a bit outside the design of NATO I think. The rules say NATO countries should be nice to each other but the present situation wasn't planned for.