How did the Persians improve communication throughout their empire? They used carrier pigeons to send messages.
They built roads and invented a postal service.
They had fast runners relay messages over long distances.
They made their subjects use only one common language.

Which native american tribe allied with the spanish?

:) during the cold war, people were afraid of communists, both outside and inside the united states. the red scare and mccarthyism that grew out of these fears were damaging to the american way of life. during the mccarthy years, many of the freedoms guaranteed in the bill of rights were limited. write a paragraph explaining what lessons can be learned from the mccarthy era about what u.s. citizens need to protect in order to preserve the democratic political system and the american way of life.

Describe the indian removal from north georgia. was the evacuation carried out according to plan? explain.