this section is a lot about world war one. By 1900 Europe had controlled most of it civilizations. italy and germany became one and very powerfull. Another big thing was the triple alliance and the triple entente. the triple alliance was germany, italy and austria. and the triple entente was russia Britain and france. THis in a sense is what started the war. This war was a trench war far war, and when the men went to war a lot of woman started to in factories were men used to work.