Explain the reason countries trade with each other

How does the concept of competition relate to the arms race between the us and the soviet union during the cold war?

Me ! which of the following statements describes how the punic wars contributed to the development of the roman empire? a)they allowed the romans to focus more on expanding into the western mediterranean. b)they resulted in the overthrow of the roman republic and establishment of the empire. c)they marked the end of roman expansion in the mediterranean region. d) they forced the romans to reorganize their government with an emperor as ruler.

Only 1 vote per state regardless of size why is this a problem