WW1 is here
Why it happened
Causes to world war 1
Other country are making huge army's. They are tacking other country's over but they are rebaling. Their alliances are coming to help
Austria took over Serbia because of imperialism. A Serbian nationalist assassinated the prince of Austria. Austria declared war on Serbia! The Russians helped Serbia, Germany came to help Austria. Then every other alliance came to help. They thought the person with the biggest army is the best.