Answer:
Explanation:
Export because they make everything to export them to the USA
Kim II-Sung invaded South Korea. He informed both the Soviet Union and China since they were his allies.
The CCC built the State Park in Texas
I believe the answer is Barbed Wire.
Befor the inventions of barbed wire, the Cattles are let to roam freely across the plains and the owners are required to pay a lot of cowboys to supervise them so they didn't go missing. Witht he invention of barbed wire, they can keep the cattle in a secure place without supervision.
