The First World War mindmap

In the history class we have been working in The First World War. The material we worked on was based on fotocopies with information and some links in some of them. This links were not totally complete so you had to write the missing information based on what you read in the fotocpies.

What I have to do is to classify them in a mindmap into: Things to do with nationalism and empires, things to do with alliances and things to do with Arm forces, but in cronological order. Here I levae my mindmap:
Hope you enjoy it!