What economic impact did railroads have during the 1800s

What was new about the writing system developed by the phoenicians, and why was this important to the growth of knowledge and spread of ideas?

According to robert kennedy, how might the historian see 1962a. as a year of resistance by the southb. as a year of great progress in civil rightsc. as a year of rioting and violenced. as a year of resegregation

How might geography have led to greek -city states choosing different gods or goddesses as the protectors of their cities