Why did the author most likely include information about the spanish-american war in the reading?

How do state and federal courts differ in the united states

What is significant about the power that russian federal cities are granted?

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.