Answer:
what are the inventions ?
Explanation:
<span>The nation's largest railroad center was found in Chicago. Chicago is considered as the most important center of railroads in North America. Chicago has been the most significant interchange point of commercial transportation between the nation’s great railroads.</span>
The Song Dynasty (900-1200 CE/AD) was technically the first to industrialize. They were the first known to have assembly lines and they had very advanced technology, but due to their Confucianist ideals they weren't as expansionist and imperialist as Europe which means they didnt spread this at all... so once they were defeated, so was this small burst of industrialism.
<span>In Islamic buildings, vaulting follows two distinct architectural styles: Whilst Umayyad architecture continues Syrian traditions of the 6th and 7th century, Eastern Islamic architecture was mainly influenced by Sasanian styles and forms.</span>