Why did eastern european countries prevent their citizens from traveling to the west
a. they wanted to protect western influence.
b. they travel costs were too high.
c. they knew that they would bring too many westerners home.
d. they predicted that another world war would start.

The battle of sabine pass is important because? a) it was a stalemate between union and confederate armies. b) it resulted in the largest confederate casualty in the war. c) it marks the failed attempt of the union army to invade the confederate state of texas. d) it was won by the union soldiers and marked a turning point in the western front of the war.