Why did the Roman military use brass instruments? to frighten the enemy to inspire the troops to communicate battle orders to entertain people captured in battle

According to the graph, the manufacturing of products in the united states greatly increased from 1800 to 1900. greatly decreased from the onset of the civil war to 1900. slowly decreased in 1800 and again in 1900. slowly increased after 1880.

Answer quickly! correct answers only! how did an agricultural surplus relate to expanded trade during the high middle ages? a)trade increased because surplus crops could be traded. b)trade decreased because surplus crops were needed to feed local populations. c)trade decreased because surplus crops led to an oversupply of grains that could not be sold. d)trade increased regionally but decreased globally because trade networks had shrunk.

What is the formal role of congress on amending the constitution