How Did Germany's Practice Of Unrestricted Submarine Warfare?

After the assassination of Archduke Ferdinand in the summer of 1914, “The Great War” slowly started (Slide 39). Through alliances like the Triple Alliance and the Triple Entente, most of Europe becomes involved by fall of 1914 (Slide 47). Germany doesn’t want the United States to join, which is evident in the Zimmerman notes, whereas Britain is urging the United States to join using propaganda (Slide 92). America should declare war on Imperial Germany. Germany’s practice of unrestricted submarine warfare is affecting the United States as they are sinking merchant ships, and it affects trade relations between the United States and England. (Slide 103). The United States is aiding the allies with loans and will need to get involved in the war to help the allies to save the loans (Slide 107). The United States economy and people can be saved if the United State joins the war against the Central Powers.
As an attempt to damage the British economy, the Germans practice submarine warfare on British waters (Slide 96), yet this is also hurting the American economy. Unrestricted submarine warfare in British waters prevents American ships from being able to trade with Britain, which intern hurts the American economy. Germany’s unrestricted warfare is killing innocent Americans like in the Lusitania where one-hundred twenty-eight Americans were killed (Slide 101). Therefore, America’s involvement in the world war can end the submarine warfare in British waters, which will save the economy with