How did the second industrial revolution spur urbanization in america

Explanation:

The Second Industrial Revolution or the Technological Revolution (19th-20th century) was characterized by the adoption of railroad networks, telegraph and sewage systems which was earlier implemented in few selected metropolis.

In America, it was characterized by the rapid territorial expansion led by singular urbanization. The Annexation of Texas (1845), The British retreat from Oregon, and The Treaty of Guadalupe Hidalgo established the cession of the Southwest to the U.S. The need for transporting gold from mines opened the construction of railroads which created at the same time trade networks over eastern America.

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roosevelt believed that in light of the country's recent military successes, it was unnecessary to use force to achieve foreign policy goals, so long as the military could threaten force. this belief, and his strategy of “speaking softly and carrying a big stick,” shaped much of roosevelt's foreign policy.