World Wars: World War One Trench Virtual Tour from BBC History - my grandfather was a soldier in WWI but the war ended before he shipped overseas. To all the soldiers in this war who withstood so many hardships.
World War II infographic: There are a two inaccuracies here: isn't quite a number, and the map of Germany is from 1990 after Germany's reunification,. But overall an interesting and informative graphic.
This is a propaganda poster regarding food rations during the time of World War I. The posters would say "Food is a weapon, don't waste it" meaning that food is scarce just like the weapons we need for war.