Sen. Bernie Sanders has warned the U.S. against joining Israel's escalating war with Iran, accusing Prime Minister Netanyahu of sabotaging diplomacy and violating international law, as Donald Trump reportedly weighs military intervention.

Israel ratcheted up attacks on Iran even as Tehran vowed to retaliate against US strikes on its nuclear facilities over the weekend, fueling fears of a wider war in the Middle East and rattling global markets.

It did not begin on June 13, when Israel inaugurated its preemptive strikes on Iranian nuclear, science, intelligence, military, and paramilitary targets with awe-inspiring precision and technical acumen.