The development of the railroads during the 1800s dramatically changed life in america in many ways. in which of the following ways did the railroads change life in america? they improved the environment by decreasing pollution. they divided parts of the country from each other. they opened new areas of the country to settlement. they eliminated jobs because they were so efficient

china unilaterally claims the entire south china sea as sovereign territory, then builds artificial islands to bolster its claim. it suddenly activates an air defense identification zone over the east china sea, and threatens to down any aircraft that does not report its position. it builds roads into indian territory, then redraws the maps to show that it is actually chinese territory. the people's republic under president xi jinping is quickly becoming the bully of asia.

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