Answer:
1844-1877 As the nation expanded and its population grew, regional tensions, especially over slavery, led to a civil war — the course and aftermath of which transformed American society. Key Concept 5.1: The United States became more connected with the world as it pursued an expansionist foreign policy in the Western Hemisphere.
Explanation:
slavery started the Civil war. problems between the north and south
Germany, Austria-Hungary, Bulgaria, and the Ottoman Empire
Answer:
Gunpowder was used for creating fireworks in china during the middle ages.
Explanation:
Bombards were commonly used gunpowder weapons in medieval Europe when gunpowder first reached the continent. The key purpose to which this type of gunpowder weapon was put was during sieges. Bombards were used to fire large stones with high velocity into the walls of a besieged castle, often with significant success. Gunpowder, any of several low-explosive mixtures used as propelling charges in guns and as blasting agents in mining. Powderhorn and gunpowder. Encyclopædia Britannica, Inc. The first such explosive was black powder, which consists of a mixture of saltpeter (potassium nitrate), sulfur, and charcoal.
(hope this helps can i plz have brainlist :D hehe)
I believe the answer is <span>C. Their research finally answered all the questions raised during the scientific </span>
The answer is .C
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