ARGUMENT You are an officer in the Athenian army. The Persians have just landed at Marathon to invade Greece. Write a letter to a friend explaining why the Athenian army did not go out to fight the Persians when they arrived at Marathon.

An effect of the steamboat's popularity was that fewer people traveled by rail. o steam locomotives became less popular. people began to build canals in the united states and europe. o more people began to travel between the united states and europe.