Americans feared that the Soviet Union hoped to spread communism all over the world, overthrowing both democratic and capitalist institutions as it went.
They were of course enraged by the ruling and several political figures and journals vehemently denounced it. However, the most terrifying aspect was, in their view, that this decision was the first in a series of many that would eventually spread slavery to the entirety of the United States, including Free States. Senator Abraham Lincoln even explicitly stated his grave concerns in his House Divided speech of 1858.
The colonist were unhappy because they were passed in Englade but not in their own colonial governments.
President Wilson demanded that the Germans stop unannounced submarine warfare; however, he didn’t believe the U.S. should take military action against Germany. Some Americans disagreed with this nonintervention policy, including former president Theodore Roosevelt
In March 1916, a German U-boat torpedoed a French passenger ship, the Sussex, killing dozens of people, including several Americans. Afterward, the U.S. threatened to cut diplomatic ties with Germany
In response, the U.S. severed diplomatic ties with Germany on February 3. During February and March, German U-boats sank a series of U.S. merchant ships, resulting in multiple casualties.
Here’s what I got from an article