India, May 27 -- Iran on Tuesday denounced US strikes a day earlier as a sign of "bad faith and unreliability" as negotiations continue toward a possible deal to end the war.

The US military has characterised on Monday's strikes in southern Iran as defensive, saying targets included missile launch sites and boats placing mines, and said the US acted with "restraint" in light of the weekslong ceasefire. Iran's foreign ministry called the strikes a ceasefire violation and warned that Washington would bear responsibility for "all consequences", without details.

The Islamic Republic of Iran will leave no act of aggression unanswered," it added in a statement.

Iran's Revolutionary Guard on Tuesday said it had shot down and deterred drones a...