1. america's first national road morse 2. joined lake erie with the hudson river cooper 3. steam-driven locomotive erie canal 4. allowed businesspeople to keep in touch with trends cumberland 5. telegraph code fulton 6. clermont telegraph

Brainliestttme : ) why was the launch of sputnik in 1957 important? -most in the u.s. had not thought the soviets were capable of producing satellite technology. - it made clear that the u.s. space program was dominant. - most in the soviet union had not thought the u.s. was capable of launching manned aircraft. - it established the fact that a more dangerous hydrogen bomb could be created.

In this theory for forming a government, violence has made people follow a leader. evolution theory force theory divine right theory social contract theory

Why is julius caesar considered an important roman leader? a. his assassination led to a civil war that ended the roman republic.b. his commitment to justice led to the creation of the twelve tablesc. his support for democracy led to expand voting rights for all romansd. his policies as dictator led to a period of peace known as the pax romana