<span>United States decide to enter World War I </span>because of the Germans' decision to resume the policy of unrestricted submarine warfare,
The Battle of the Somme, also known as the Somme Offensive, was a battle of the World War I fought by the armies of the British Empire and French Third Republic against the German Empire. It took place between 1 July and 18 November 1916 on both sides of the upper reaches of the River Somme in France.
<span>Federalism, or nationalism. Many, but not all, of the Marshall Court's decisions upheld the supremacy of federal and constitutional law over state law.</span>
ethnic nationalism, also known as ethnonationalism, is a form of nationalism wherein the nation and nationality are defined in terms of ethnicity, with emphasis on an ethnocentric (and in some cases an ethnocratic) approach to various political issues related to national affirmation of a particular ethnic group.