The railroad network that developed during this period linked
a) the northeast to the northwest.
b) the northeast to the gulf coast.
c) the east coast to the west coast.
d) new york to new orleans.
e) richmond to atlanta.

Which colony did the first mass influx of slaves populate?

One specific historical event or development during the period 1786-1861?

Following archduke franz ferdinand's assassination, austro-hungarian leaders: a. aided the ottoman empire in its campaign to keep serbia under its control. b. executed nearly all prominent serbs living in austria-hungary c. threatened to invade serbia if serb leaders did not agree to a set of strict demands. d.. formed an alliance with great britain to protect austria-hungary from future attacks.