Iranians have cast Syria conflict as broad ideological battle . Nasrallah has nailed his colors to the mast . The United States and its allies are backing the Syrian opposition, which is dominated by moderate Sunni Muslims who want to topple President Bashar al-Assad. Al-Assad is trying to cling to power during a 17-month uprising to oust him . Iran cares because Syria is main conduit to Hezbollah which can get at Israel .
Iranians have cast Syria conflict as broad ideological battle . The United States and its allies are backing the Syrian opposition, which is dominated by moderate Sunni Muslims who want to topple President Bashar al-Assad. Al-Assad is trying to cling to power during a 17-month uprising to oust him . Iran cares because Syria is main conduit to Hezbollah which can get at Israel .