What constitutional interpretation was the concept of secession based on and what was the reaction of the united states government to the southern states that seceded first?

The chart shows data on the construction of dreadnoughts, or armed battleships, by 1914. (look at chart provided) a logical conclusion that can be drawn from this chart is that britain and germany were a.)engaged in an arms race. b.)looking for ways to cooperate. c.)hoping not to fight on land. d.)the strongest nations on the earth.

Which areas where seperated by the iron curtain

What was alexander hamilton‘s plan to speed up industrialization in the united states