Israeli Prime Minister Benjamin Netanyahu warned that Israel would retaliate 'with force' against further attacks from Iran, as concerns grow about the return of full-scale war.

Iran had warned that an attack on Beirut would renew full-scale war across the Mideast, even as Pakistan and other mediators try to restart talks between Tehran and Washington.

The summit is running from June 15 to June 17 in Evian-les-Bains and France says the focus will be on reducing global inequalities.