Answer:
linear perspective or scientific perspective
<span>In 1816, John C. Calhoun introduced a new proposal for federal aid for road and canal construction. Failure to link the nation together with an adequate system of transportation would, Calhoun warned, lead "to the greatest of calamities--disunion." "Let us," he exclaimed, "bind the republic together with a perfect system of roads and canals. Let us conquer space." Narrowly, Calhoun's proposal passed. But on the day before he left office, Madison vetoed the bill on constitutional grounds</span>
Constantinople if the empire in question is the Roman Empire
Reconstruction refers to the period immediately after the Civil War from 1865 to 1877 when several United States administrations sought to reconstruct society in the former Confederate states in particular by establishing and protecting the legal rights of the newly freed black population. Historians consider Reconstruction to be a total failure as the former Confederate states did not recover economically from the devastation of the war and the Black population was reduced to second class status with limited rights enforced through violence and discrimination.
Answer:
Advances in technology
Explanation:
Helped to find things and measure new things
Please put brainliest