Final answer:
Germany utilized unterseeboots, or U-boats, to attack shipping in the Atlantic Ocean, leading to the sinking of the RMS Lusitania, which contributed to the U.S. entering World War I.
Step-by-step explanation:
The nation that utilized unterseeboots, or U-boats, to attack shipping in the Atlantic Ocean was Germany. The sinking of the RMS Lusitania by a German U-boat on May 7, 1915, caused the deaths of 1,200 passengers, including 128 Americans. This tragic event significantly affected American public opinion and was part of the German campaign against merchant and military shipping around Great Britain, attempting to break the British naval blockade during World War I. The use of U-boats in such aggressive and unrestricted submarine warfare ultimately played a role in the United States declaring war on Germany in April 1917.
The nation that utilized unterseeboots, or U-boats, to attack shipping in the Atlantic Ocean during World War I was Germany. The sinking of the RMS Lusitania on May 7, 1915, by a German U-boat had profound consequences. The tragic incident resulted in the deaths of 1,200 passengers, including 128 Americans. The sinking significantly influenced American public opinion and contributed to the growing tension between the United States and Germany.The German campaign employing U-boats aimed to disrupt merchant and military shipping around Great Britain, challenging the British naval blockade. The use of U-boats in aggressive and unrestricted submarine warfare, including attacks on civilian vessels, played a pivotal role in the United States' decision to declare war on Germany in April 1917, marking a significant turning point in World War I.