Iranian Foreign Minister Abbas Araghchi said Washington must speak to Iran respectfully to find "a solution based on justice and honour".

Iranian Foreign Minister Abbas Araghchi said Washington must speak to Iran respectfully to find "a solution based on justice and honour".

Iran dismisses new U.S. sanctions threats as desperate, asserting they will fail to undermine Tehran's resilience and power.

Iran dismisses new U.S. sanctions threats as desperate, asserting they will fail to undermine Tehran's resilience and power.

Iran has rejected Washington's threat of what it calls the toughest sanctions in history. The exchange adds to regional strain as ceasefire efforts, oil flows and diplomacy remain under pressure.