 Complete the following phrase:  In January 1976 the collapse of the Lebanese Armed Forces LAF enabled the Tigers to take over Army barracks and depots located at Achrafieh, Ain El Remmaneh, Hadath, Baabda, and Hazmiyeh districts of East Beirut, seizing heavy weapons and enrolling defectors into their ranks. The Tigers later joined in March that year the allied Christian Lebanese Front militias in the defense of the Mount Lebanon region and the Aley District against the combined LNM-PLO-Lebanese Arab Army LAA Spring Offensive. During the 