According to today’s historical theories, Native Americans first migrated to the Americas over "<span>d. 15,000" years ago, although closer estimates put the time closer to 13,000 years ago. </span>
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The monarchy also stabilizes the state by encouraging slow and gradual change instead of extreme change in the nature of the regime. The monarchy of the Arab state has built a much more stable society than the non-military Arab state, many of which have undergone such seismic changes during the Arab Spring.
Explanation:
I think the first sentence would be good for the answer but I'm not sure about the second question. If it didn't help you I'm sorry. But definitely monarchy helps stabilizing the state by encouraging slow rather than extreme change in the nature.
Answer:
The transcontinental railroad was built in the 1800s to connect Council Bluffs, Iowa, with the San Francisco Bay and revolutionize transport in the U.S.
Explanation: