The northern hemisphere? I don't completely understand the question.
Answer:
The main reason for the growth of cities and suburbs in late 1800s and early 1900s was transportation innovations such as trolleys,streetcars and elevated roads.
Explanation:Mass transit system evolved.This helped large number of people to commute to work from distant places.Earlier transportation was not developed so it was hard for people residing in villages to commute to cities in search of their work .They had to work in villages in to earn a livelihood.Economic condition of farmers was poor .But transportation system was not developed enough to enable villagers to move to cities but with good and easy transportation they move to cities and settled their.This led to the growth of cities.
Industries began to grow rapidly in cities.Wealthier families move outside the cities and created the suburbs.Industrialization created many jobs and urged many more people to move to cities.New large cities such as Denver ,Chicago,Cleveland developed inland along new transportation routes.
Around the world and beginning in the 1830s in the u.s. the growth accelerated "during the <span>industrial Revolution". This revolution made the incomes of most social classes except the elite soar in ways they had not before, creating upward mobility.</span>
Answer:A full-scale invasion of Rus' by Batu Khan followed, from 1237 to 1240. The invasion was ended by the Mongol succession process upon the death of Ögedei Khan. All Russian states were forced to submit to Mongol rule and became part of the Golden Horde empire, some of which lasted until 1480.
Explanation: Read that and it should help you find your answer mate! I hope i helped you~! <\3 Have an great day~!
Answer:
The Transcontinental Railroad
Explanation: