What are the rquirements to use gas against the Germans? Their army is right next to mine and I can't use it. I meet all teh requirements told in the decision. It worked without issue as EE and CP.
Also you guys should probably look at the bomb fort decision's text. It doesn't make any sense really other than that you need to have 2SH Artillery in a region, the rest is just nonsense.
EDIT: here's a pictue of the situation.