beirut/paris hezbollah leader say friday saudi arabia declare war lebanon iran-backed group accuse riyadh detain saad al-hariri force resign lebanon prime minister destabilize country france become first western country indicate saudi arabia hold hariri say wish freedom movement fully able play essential role lebanon hariri resignation plunge lebanon crisis thrust small arab country back forefront regional rivalry sunni muslim monarchy saudi arabia shi ite revolutionary iran sayyed hassan nasrallah hezbollah leader say saudi arabia detention hariri long-time saudi ally declare resignation riyadh last saturday insult lebanese must return lebanon let us say things man detain saudi arabia forbid moment return lebanon nasrallah say televise speech clear saudi arabia saudi officials declare war lebanon hezbollah lebanon say comment mirror accusation riyadh monday lebanon hezbollah declare war conservative gulf arab kingdom riyadh say hariri free man decide resign hezbollah call shots government saudi arabia consider hezbollah enemy conflict across middle east include syria yemen western countries look alarm rise regional tension u.s. secretary state rex tillerson warn countries group use lebanon vehicle large proxy fight middle east say washington strongly back lebanon independence respect hariri strong partner unite state still refer prime minister legitimate place role lebanon foreign force militias arm elements legitimate security force lebanese state tillerson say statement release u.s. state department tillerson tell reporters friday indication hariri hold saudi arabia unite state monitor situation french foreign minister say early friday also believe hariri free man statement odds late french foreign ministry comment want hariri freedom movement hariri make public remark since announce resignation speech televise saudi arabia say fear assassination accuse iran hezbollah sow strife arab world two top lebanese government officials senior politician close hariri fourth source tell reuters thursday lebanese authorities believe hariri hold saudi arabia nasrallah say saudi arabia encourage israel attack lebanon israeli attack could rule entirely say unlikely partly israel know would pay high price warn miscalculation step exploit situation say saudi fail lebanon fail front nasrallah say riyadh advise saudi citizens travel lebanon already leave soon possible gulf state also issue travel warn step raise concern riyadh could take measure tiny arab state host 1.5 million syrian refugees hariri resignation widely see part saudi attempt counter iran influence deepen syria iraq riyadh ally battle iranian-allied houthi rebel yemen hariri resignation unravel political deal among rival factions make prime minister president michel aoun political ally hezbollah head state last year coalition government include hezbollah heavily arm military political organization aoun tell saudi arabia envoy friday hariri must return lebanon circumstances surround resignation prime minister saudi arabia unacceptable presidential source say international support group countries concern lebanon include unite state russia france appeal lebanon continue shield tensions region statement also welcome aoun call hariri return comment reuters top lebanese druze politician jumblatt say lebanon deserve accuse declare war saudi arabia decades friends say country squeeze two antagonistic interest saudi arabia iran say majority lebanese pay price ... lebanon afford declare war anybody saudi foreign minister accuse hezbollah role launch ballistic missile riyadh yemen saturday saudi arabia crown prince mohammed bin salman say iran supply rocket militias yemen act direct military aggression could act war nasrallah mock saudi accusation iran hezbollah behind fire missile yemen say yemenis capable build missiles hezbollah say saudi declare lebanon war hariri detention