On April 2, President Wilson asked Congress to declare war against Germany specifically citing Germany's renewed submarine policy as “a war against mankind. It is a war against all nations.” He also spoke about German spying inside the U.S. and the treachery of the Zimmermann Telegram.
We know that siddhartha had seen four sights. He was shocked by the sight because he wanted to find the cause of human suffering. The Four Noble Truths cover it. The first truth is the existence of suffering and the second is suffering has a CAUSE.