The Firearm Blog takes a look at the (formerly) official sidearm of the U.S. Military, the Beretta M9 in this TFBTV episode... "This week Patrick takes a look at the Beretta M9, the general issue sidearm for the US military. First tested by the US Department of Defense in 1979, the Beretta overcame three separate trials programs before being adopted officially in 1990.

Here is a video showing the scale of the U.S. Military's arsenal, shown from smallest to biggest done by MetaBall Studios. Not everything in present use is shown, but you will get the idea the sheer sizes of what the most powerful military force in the world can throw at its enemies.