Which difficulty had to be overcome in the building of the transcontinental railroad? prairie farmers, a group who mostly opposed the railroad native american raids on work camps government regulations protecting the environment

the mongolian invasion of china and central asia resulted in a disruption of the silk road as the chinese garrisons lost support from the chinese kingdoms which fell under the mongols. however, as the mongols established a formal dynasty in china, the successors of genghis khan restored the garrisons along the silk road allowing the safe travel caravans again.

the fundamental orders of connecticut it would be the letter b

im not sure but i have a question for you?

i think it is the first one hope this