In the same way that ISIL's massacre of Christians and Sunnis has helped Iraq's cause to drive them back out. When ISIL began taking cities in Iraq, the U.S. was hesitant to get involved in pushing them out. However, once their barbaric behavior was displayed, then the U.S. read more
When the Boston Massacre occurred (which was grossly inflated in the press), these people saw the English soldiers' "barbaric behavior" and supported the revolutionary cause. Once you have the majority of the citizens' support, it is much easier to sustain a prolonged war. read more