Iraq's war on the Islamic State has seen a myriad of both light and heavy weaponry from all sources around the world in use with the numerous groups pitting it out against the Islamic State in Iraq. From Iranian tanks and multiple rocket launchers to World War II-era howitzers, the war in Iraq has so far provided it all.

The Syrian Civil War has presented itself as a perfect opportunity for nations to test their newest weaponry in an unforgiving combat environment, and this large influence of modern weaponry has seen everything from assault rifles to laser-guided bombs and drones undergoing their combat debut. Nonetheless, it has also seen the return of weapons once presumed to have found their final resting place, but which are now brought out to fight once more.