South Korea's new President Yoon Suk Yeol has promised an "audacious plan" to strengthen North Korea's economy in exchange for denuclearization.<br />''<br />''Speaking in front of parliament, Yoon called North Korea's nuclear weapons programme a "threat" to the region. But, he added, the door to dialogue and peaceful resolution remains open — and he wants to help improve life in North Korea in return for greater security.<br />''<br />''Tensions between the Koreas have run particularly high recently amid a recent surge in North Korean missile testing. North Korea fired a short-range ballistic missile on Saturday, the 14th missile test so far this year. It had conducted only four tests in 2020, and eight in 2021.<br />