What would be some critical strategic points in Europe if a conventional war broke out between NATO and the USSR?

by errv
Hinmatoowyalahtqit

"What if" questions should be posted on /r/HistoryWhatIf. /r/AskHistorians is about what happened, not what could have happened.

Edit: You could rephrase it, like "What were the critical strategic points in Europe during the Cold War in the 50s and mid 60s?"