Board Thread:Battle Nations Discussion/@comment-81.149.77.244-20130526085029/@comment-67.76.184.191-20130526152030

Occupy someone's chemical weapons facility, or the chemical storage warehouse. You won't get much pushback as it doesn't interfere with the player you're occupying (so it's not like taking over someone's vehicle factory) and you can invite them to occupy yours as a return favor.