#36 Grandpa's medal

Can you help me to solve the riddle about Grandpa's medal?

Before the Second World War, the First World War was not called "First World War" because nobody could know, that there would be a second.

#35 Cake Problems

Imagine, its your birthday. You have one cake and are only allowed to do 4 straight cuts. Its not allowed to stack or move the cake. Also the pieces don't happen to have the same sice. In how much pieces can you divide the cake?

You can divide the cake in 11 pieces. Here is an example: