Answer:
The use of windmills helped to increase the number of people who settled in West Texas by giving pioneers a steady source of water. The railroads impacted the farming and agricultural business because it was important to the settlement and population growth of new towns and cities in Texas.
Explanation:
I believe its the <span>consist mountains thick with trees, rivers and poor rocky soil that was difficult to farm and unsuitable for crops.
I hope this helps :)
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These people did invade China, but their raids were not successful.