Although available in only small numbers, they were prized and found exceptional use among cavalry units.
For the American civil war, they made very little difference- too few, too late in the war. For OTHER wars- much greater firepower, and the shooter did not need to be standing to reload- which exposed you to fire from your enemy.
Repeating rifles, Gatling guns, ironclads, heavier artillery, et cetera
muskets IMPROVEMENT Sabres, revolvers, repeating rifles.
I am not 100% sure because this from an online source and the web can't always be trusted. But, from what I have read, repeating rifles had no significance used in the Civil War! They could not be mass produced because the government didn't do anything about it. So, they were not even looked at as a wonder weapon. IF YOU HAVE A BETTER ANSWER FROM A TRUSTWORTHY SOURCE, DELETE MY COMMENT!!!The Spencer repeating rifle made little impact on the war, The standard issue muzzle loaders were still the main firearm used by both sides.
There were several- but you are probably thinking of the Henry.
Try search for Spencer rifles- it was an early lever action repeating rifle from the period of the US Civil War.
Some did. early pioneers heading west had flintlocks, which was prior to the Henry rifle. the Henry came about at the time of the civil war
Gatling guns land mines repeating
After the civil war ended most of them used army surplus repeating rifles that the US Army Ordnance department had declared obsolete in favor of the new single shotSpringfield Trapdoor rifle and sold for scrap value. Ordnance decided repeating rifles high fire rate wasted ammo.
The use of atomic weapons brought it to an end..........
not always, for example: world war 1- world war 2
The Spencer Repeating Carbine weighs approximately 8.5 pounds (around 3.9 kilograms). This weight can vary slightly depending on specific model variations and configurations. The carbine was known for its effective use in the American Civil War and featured a lever-action mechanism.