What is andrew carnegie most well known for? mechanizing every stage of textile production creating the largest, most powerful companies the world had seen founding one of the world’s first modern research laboratories patenting more than one thousand inventions

The correct answer is "creating the largest, most powerful companies the world had seen".

Andrew Carnegie is an American businessman who led the expansion of the steel industry in the United States. throughout the 19th century. His company, named Pittsburgh Carnegie Steel Corporation, would eventually be sold to J.P. Morgan in 1901 for more than $ 300 million. This transaction made him the richest man in the United States for a couple of years.

rosevelt. 1973. "slaves everywhere"

answer: alexander hamilton

explanation: alexander hamilton was george washington's right hand man. he took an early role in the militia as the american revolutionary war began. in 1777, he became a senior aide to general washington in running the new continental army.