Who were the 4 germanic tribes that conquered parts of roman empire

Before the civil war, the south’s economy was based on enslaved labor. large cities. immigrant workers. factories.

How did the completion of the transcontinental railroad change the lives of american citizens? a-it increased the wealth of all americans and enabled them to travel more.b-it made cross-country travel too expensive for ordinary americans.c-it decreased the safety of americans who moved to settle the plains.d-it shortened travel time between the east and west for all americans.

When lincoln was first elected president, he hoped to prevent war by allowing (1) in the united states.