Submaries, telograughs, the gatling gun, railroads
1861-1865
Maryland, Delaware, Missouri, and Kentucky were border states that remained with the union during the civil war.
* The Air Conditioner * The Radio * The Automobile * The telephone * The Airplane
u idiot ....
Estimates suggest that between 6,832 and 7,937 priests and members of the Catholic hierarchy were killed during the Spanish Civil War.
"Four Great Inventions:"GunpowderPaperPrintingCompassOthers:ForkBank notes (paper currency)CoffinCast IronIncenseBell
During the civil war there were 24 states in the union including the border states. but there was 23 states that remained loyal to the union during the war.
-I only have one answer, i need two more. But one invention during the Antebellum Era was the cotton gin;invented by Eli Whitney.
kite crossbow compass paper
papermaking, compass, gunpowder, and printing
Among many inventions that have helped the US, a few stand out as "remarkable". The four are:* telephone * airplane * phonograph and * motion picturesOther views exist of course. The question requires a subjective answer.
Cotton, Tobacco and Indigo. The top four were Rice, cotton, indigo, sugar,