Answer:Reducing the cost, time, and labor needed to make steel through this valuable process, allowed the transition between construction through wrought iron possible, and allowed the creation of some of the most incredible construction projects in history.
Explanation: c:
Greeks and Romans my mom and I are doing it
Answer:
Because if they contradicted the teachings of the church (that the heavens were fixed/perfect/unmoving). Also, they heliocentric theory contradicted previous ancient view about the world
Answer: 1991
Explanation: It was dissolved after the failed attempt of communist hardliners to overthrow Gorbatchev from the leading position in the country. In 1991 (March) there was a referendum (three republics were against) where the people of USSR decided to make a new federation. In late 1991 there was a failed coup against Gorbatchev after which Gorbatchev resigned. After this resignation USSR was formally dissolved by the Supreme Soviet.
truthfully both, but the economy was driven up north when they used the resources from the south and became factory driven. The civil war definetely divided the country on northern technology and ideals. after slavery was outlawed, northern technology was used on farms.