The World at War, I- OTL Background details for a new map game

Map
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Useful links

 * 1) https://en.wikipedia.org/wiki/World_War_I
 * 2) http://www.ottomanhistorypodcast.com/2011/04/download-podcast-mp3-format-oil-grand.html
 * 3) http://alphahistory.com/worldwar1/alliances/
 * 4) http://europeanhistory.about.com/od/worldwar1/a/World-War-One-The-Major-Alliances.htm
 * 5) http://europeanhistory.about.com/od/worldwar1/p/ww1101.htm
 * 6) http://firstworldwar.com/
 * 7) http://www.pbs.org/greatwar/
 * 8) http://www.thefreedictionary.com/Great+War
 * 9) http://www.greatwar.com/scripts/default.asp
 * 10) http://www.pitt.edu/~pugachev/greatwar/ww1.html
 * 11) http://fallout.wikia.com/wiki/Great_War
 * 12) https://en.wikipedia.org/wiki/General_Maritime_Treaty_of_1820
 * 13) http://www.canopian.com/games/the-great-war.html

Also see
UK and Commonwealth OTL troop numbers in WW1