Since U.S sent one of their ships on British waters but German submarines detonated the American ship carrying innocent passengers.
C) Speakeasies. These were plentiful in during the prohibition and were usually operated/owned by members of a "gang" meaning most of these Speakeasies were operated by ppl involved in organized crime.
Europeans, mainly the English and the French began trading with the Native Americans as early as the 16th century. The demand for fur was rising in Europe so the Europeans traded knives, guns and axes in return for animal pelts and furs from the Native Americans.