Why did president Wilson fear that war would set Americans against one another?

President Wilson feared that war would exacerbate existing divisions and tensions within American society, particularly among different ethnic and political groups. He worried that the fervor of nationalism and the pressures of wartime Propaganda could lead to intolerance and conflict among Americans with differing views on the war. Additionally, Wilson was concerned that the demands of wartime mobilization could infringe on civil liberties and provoke dissent, further polarizing the nation. Ultimately, he aimed to maintain unity and a sense of common purpose among the American populace.