If you want a war, you'll get a war!
Bases, amongst other things and as part of better lifestyle for crew, were negotiated and came about as a result of giving up 5-4-3 (previous rest recovery days - in case you're new).
There is nothing from stopping the AOA to retaliate and nothing legally witholding the AOA from getting 5-4-3 back.
Bring it on management, let the games begin!