Answer: americans extended the frontier when they learned about the territory from the expedition reports.
Explanation:
The expedition was significant as they discovered more than hundred specimen of biological plant life and animal kinds. They were welcomed and befriended by many native nevertheless a few had shown their unfriendliness towards them.
Their mission was to re-establish trade and business routes to India to declare American dominion.
Answer:
a. when someone threw a bomb at the police
Explanation:
The Haymarket Protest turned violent when someone (who till this day is unknown), threw a bomb at the police killing several of them. The police panicked, shot at the crowd killing both protesters and some of their own officers.
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Benito Mussolini was known as the fascist leader ll Duce
