South Korea has unveiled its most powerful ballistic missile targeting North Korea. It did so during an Armed Forces Day ceremony Tuesday as the president warned that North Korea's regime will collapse if it attempts to use nuclear weapons.

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

In a grand display of military power, South Korea recently unveiled its most powerful ballistic missile to date, the Hyunmoo-5. The presentation took place during the 76th anniversary of Armed Forces Day at a military ceremony near Seoul.