Historically speaking, rivers had a monumental impact on trade, transportation, and natural resources in all regions of the world prior to the development of turnpikes and locomotives. The ancient Romans used rivers for their plumbing and water systems, the Egyptians used the Nile river for trade and for water supply for their crops (and still do), the United States used the Mississippi river to access their northern and southern regions must faster to transport soldiers and commerce in and around the country. Until the "era of the railroad," water passageways were essential to the success of any economy.
The addition of Bill of Rights made Virginia and New York finally agree to ratify the constitution. Originally, there were 13 states that needed to ratify the constitution. Hope this answer helps.
Black America needs to take the development of its educational programs into its own hands Black America needs to develop more of its own institutions of learning Black America needs educational programs that cater to the needs of our community
Jonas Salk<span> </span><span>was an American </span>medical researcher<span> and </span>virologist<span>. He discovered and developed one of the first successful </span>polio vaccines in the 1950's.