<span>In 1917, Germany, determined to win its war of
attrition against the Allies, announced the resumption of unrestricted
warfare in war-zone waters. Three days later, the United States broke diplomatic relations with Germany, and just hours after that the American liner Housatonic was sunk by a German U-boat.</span>
The civil rights movement happened somewhere after 1965 and a group of African Americans were ignoring the values of non violent protests. They wanted change to happen more suddenly they didn’t want to have to wait decades afterwards for everything to become better. They wanted action, which they took and they wanted it now, instead of slow suddle changes that were from peaceful protests.
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pope gregory XIII
it was instituted and was named after him.
Answer:
A combination of conquests and alliances
Explanation:
