South Korea has unveiled its most powerful ballistic missile that could target North Korea. It did so during an Armed Forces Day ceremony on Tuesday as the president warned that North Korea's regime will 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.

North Korea is likely to formalize further Kim Jong Un's "hostile" stance toward the South next week when its legislature meets to revise the country's constitution, according to a new assessment out of Seoul.

On Tuesday, South Korea publicly showcased its most powerful weapon, the Hyunmoo-5 missile, to mark Armed Forces Day for the first time ever. The exhibition, held at a military airfield in Seongnam, south of Seoul,

Eager citizens waved flags and aged veterans stood at attention as armor rumbled through central Seoul’s concrete canyons, while a line of Apache attack helicopters whirled overhead and formations of fighter jets thundered through the clouds.

South Korea has unveiled the latest version of its unique Hyunmoo-V ballistic missile, designed to destroy the deepest bunkers and ballistic missile silos in North Korea. Here's why it is fearsome despite not having a nuclear warhead.