What is the significance of the tiananmen square massacre

It shows that Chinese youth want progress but they were not aware of how to achieve it, as the students in the movement were infighting.It shows that CCP was actually divided and their members were not trusting one another and had fear for revolutions.It triggered the fall of Soviet Union.Its Sign of change in China.

The transcontinental railroad provided a means of fast transportation. it cut a 6 month trip into 6 days, created jobs for many people and encouraged immigration. the homestead act played a huge role in western expansion; it allowed settlers to begin a fresh start, and gave them land in exchange for their residence for up to five years and a small fee.