They push their roots deep down under the frozen topsoil to find liquid ground water. Explanation: the person before me is also right but this is the answer also
I mean... Eventually some kings left the Papal authority. However, remember the crusades? It united nearly everyone in Europe. Some to the point of making new states.
When World War I broke out in the summer of 1914, Italy declared itself neutral in the conflict, despite its membership in the so-called Triple Alliance alongside Germany and Austria-Hungary since 1882.