SEOUL – South Korea unveiled its most powerful ballistic missile and other weapons targeting North Korea during a massive Armed Forces Day ceremony Tuesday, as the president warned the North's regime would collapse if it attempts to use nuclear weapons.

The North Korean regime must abandon the delusion that nuclear weapons will protect them,” its president said.

A politician breaks taboo and starts a conversation over whether North Korea and South Korea should give up on reunification.

The commentary stressed that North Korea will never surrender its nuclear weapons, claiming "any attempt against our nuclear weapons can never work." It warned the G7 "will have t