1. La calzada romana
uso:destacaban la movilización de grandes ejércitos con una rapidez nunca vista
Hormigón
uso:permitió que los edificios construidos no estuvieran solamente hechos de piedras apiladas y mortero.
The person who perfected the steam engine is the very known inventor and early-day scientist James Watt. His work on the steam engine made it widely used and one of the most profitable and turn-overable areas of the industry during those times.
Incomplete question. I inferred you are referring to the conditions in Andersonville prison after the Union Blockade.
Explanation:
Historical sources confirm that indeed the Union Blockade affected the supply of basic necessities in the city of Andersonville in the state of Georgia which was part of the Confederate States.
The main reason for the Union Blockade was to restrict the trading activities in the Confederate States. However, since Andersonville prison according to some sources had nearly 45,000 prisoners they were <em>unable to buy food supplies to feed those in the prison; causing most to die of starvation.</em>
For profits. Less money going towards cleanliness and safety, and wages = more money going towards profit.
