Military weapons
(1900-1920)-In 1900 through 1920 they had a .45 caliber trapdoor rifle,Also a .45 caliber model
Then was replaced to a .30 caliber carbine. It changed because it changed a musket it took longer to load,so they changed the trapdoor to faster to load than normal.The war that Was happening at this time was United States occupation of Nicaragua
Part of the Banana Wars
Part of the Banana Wars
(1920-1940)-Then they had a .30 ML with a grand, Then it was replaced to a ML 903, Then they made a M3 sub-machine gun. They changed the weapons from a one shot to a sub machine to take automatic weapons war that was happening was Hukbalahap Rebellion and they were using it at war.
(1940-1960)-They created the M14 with more Defense, Than they had a XM16P1 for assist, Then the M16 for assist.They changed these things because they wanted to get more defense and assist in a war.The war that was going on was Indonesia–Malaysia confrontation.
(1960-1980)-They made a M16A2 and it was a semi automatic, Then they made M855 and it was also a burst, Also a M856 and it has a automatic. They started to change weapons to automatic weapons because they have a advantage on there enemies.The war in this time was the United States invasion of Panama.
(1980-2000)-The M16A2 was used in this time, Also the M856 5.5MM , And the MYA1 was Also used here.They only changed them for a while they still used a semi automatic and a burst.
(2000-2015)-The AK-47 was used and the chey tac for more distance.The M82 was used also the Beretta,Lastly M79 and the 9MM. And all of them were used in the Iraq War.