1) They're at war...
2) All three are what, and what is it written on which makes it distinctive from the other signs
3) Think of the Bjork song, shhh shhh and where? Where was Ypres?
4) Dickens
5) The language is the clue
6) I'm stuck on this one
7) What region is in the south of France, and how long is indicated?
8) Which direction? Where are they going?
9) Makes what? And what colour is the sign?
10) They're all what?
11) Lizzy is short for what, and what's the problem?