Protests underway in Syria since March have forced Hezbollah in Lebanon to moderate its stance. Like Syrian leaders, Hezbollah, a powerful party in Lebanon which enjoys strong Syrian military backing, blames the unrest on a few extremists, which infuriates the protesters. Syria, 74 percent Sunni, is run by an Alawi family with connections to Shiite Iran and Hezbollah. A new, more democratic Sunni...