It should be chronological: US Civil War: 1861-1865, Reconstruction: 1865-1877, Progressive Era: 1890-1920s
If you're asking about sovereign nations, then false.
Answer:
The movement of pastoral peoples for thousands of years also served to diffuse Indo-European languages, bronze metallurgy, horse-based technologies, and more all across Eurasia and getting things to harsher places who couldn't get certain things in their empires
The answers d, advertisements
Because it have people that live near the water