<t> It is intended, that Verdun be unsiegeble? I have cut it off, and surrounded it by 4 corps, and it never seems degrades the way that the manual says besieged resources should, no matter how many turns of it cut off and surrounded by more than 2 units? Units in Verdun cannot ever be out of supply ...

<t> Google books is an amazing tool for finding contemporary sources things like military terms that evolve over time. I did a fast google books search for searching for the word pre-dreadnought in sources dating from 1905 to 1918. The first result is the Fortnightly Review, published in 1912 ...