Why do some SWAT officers use pistols instead of assault rifles, carbines, SMGs, or other weapons that are ideal for CQB? - Quora

For what reason/purpose would someone want to own assault rifles or sub machine guns? - Quora

What are some guns that look as 'simple' or 'crude' as the all metal Sten submachine gun? - Quora

What are some CQB weapons? Which ones are the best? How? Why? - Quora

Why does a top military personnel carry a pistol during war instead of automatic rifles? - Quora

Does the US military still use submachine guns for war? - Quora

What firearms do the French police (National Police and Gendarmerie) use? - Quora

Howa Type 89 - Wikipedia

What are the best submachine guns for CQB? - Quora

If an SMG used rifle rounds (ex. 5.56) without a gas system, would it still be considered an SMG or an Assault Rifle? - Quora

Aren't PDWs chambered in rifle cartriges the same as carbines? Does military still use PDWs chambered in rifle cartriges like SCAR PDW? - Quora

Are police AR's you see them carrying more and more often these days full auto capable? Or are they just like our civilian AR-15's essentially? - Quora