<span>On May 4, 1970, after days of unrest over America's invasion of Cambodia during the Vietnam War, student protesters at Kent State University clashed with Ohio National Guardsmen. The guardsmen opened fire, killing four students and wounding nine others. People were believe the Guard, under the pressure of a rock throwing attack, fired its weapons indiscriminately, killing four people.</span>
Answer:
D) required Germany to accept responsibility for the war.
Explanation:
The Treaty of Versailles signed by Germany and the Allied Powers "required Germany to accept responsibility for the war."
The Treaty of Versailles was signed following the end of World War 1 often referred to as the Great War which lasted between 1914 and 1918.
The Treat of Versailles declared that Germany and other Central Powers would take responsibility for the war effect by losing some of their territories, greatly reduce their military troops, and payments damages or reparations to Allied powers. The Treaty is often referred to as "War Guilt."
The "new immigrants" who immigrated to the United States after the Civil War primarily came from all of the following countries except "Poland", since the other three nations from the list were far more prominent.