US has most of its money invested in China and China will not let the US pay off its debt with them.
It was : B-refining oil Back then, standard oil managed to gain monopoly within the oil industry by buying all of the existing rival refineries and united it under the standard oil brand. This allow them to dominate the whole oil product that distributed in united states
Mining and cattle ranching help prepare western territories for statehood by : Creating large industries that attract people to move to the west.
These industries provide a lot of job opportunities because it need a lot of manpower to keep up with the production
hope this helps
Ho Chi Minh
Ho Chi Minh started the Vietnamese Communist Party and also has a city named after him.