Siege of Base 46

Siege of Base 46; حصار الفوج 46
	Part of the Syrian civil war
Date	22 September – 19 November 2012
Location	Urum al-Sughra, Syria36°07′33″N 36°53′17″E / 36.125709°N 36.887927°E
Result	Rebel victory FSA capture Base 46 in mid-November 2012 following a two-month siege;
Belligerents
Free Syrian Army; Mujahideen Dawn of Islam Battalions;	Syrian Arab Republic Syrian Armed Forces;
Commanders and leaders
Brig. Gen. Ahmad al-Fajj (Mutasim Billah Brigades commander); Col. Abdul Jabbar al-Oqaidi (Aleppo Military Council commander)	Unknown
Units involved
Mutasim Billah Brigades Ansar Brigade;	46th Army Regiment 812th Battalion; 625th Battalion; 53rd Battalion; 325th Armoured Battalion; 613th Artillery Battalion;
Strength
1,500 fighters	350 soldiers (in base); 6 tanks captured
Casualties and losses
Unknown	Rebel/SOHR claim: 150–300 killed; 60 captured

The siege of Base 46 (Arabic: حصار الفوج 46) was a siege of the Syrian Army base at Urum al-Sughra by opposition forces waged from late September 2012 until 19 November 2012 as part of the Syrian Civil War. It ended on 19 November 2012 after opposition forces stormed and captured Base 46, in what is considered a key strategic victory for Free Syrian Army (FSA) forces operating in northern Syria.