South Korea's main opposition party introduced a bill to impeach acting President Han Duck-soo on Thursday, a day before it plans to seek a vote on the move, which could deepen a constitutional crisis triggered by a short-lived martial law.

The country has passed the U.N. threshold of a "super-aged society," with one in five of the population now aged over 65.

Prime Minister Han Duck-soo, who became South Korea's acting president after Yoon Suk Yeol's impeachment, is a career technocrat whose wide-ranging experience and reputation for rationality may not be enough to stem the country's deepening political crisis.

South Korea has become a “super-aged” society with one in five people aged 65 or older, official data showed Tuesday, underscoring the country’s deepening demographic crisis.

Last month, amid a series of mounting economic and political crises, South Korean President Yoon Suk Yeol issued a martial law decree—the first in more than 40 years. Yoon claimed that it was necessary to “eradicate anti-state forces” and “protect constitutional order.”

South Korea is now officially a “super-aged” society, with one in five people 65 or older, according to data released on Tuesday, further worsening the country’s demographic crisis. According to data released by the Ministry of the Interior and Safety on 24 December,

South Korea’s main opposition party said Tuesday it will seek to impeach acting leader Han Duck-soo after he missed an opposition-set deadline to approve independent investigations into impeached President Yoon Suk Yeol and his wife.

KUNSAN AIR BASE, South Korea — Airmen at this air base in western South Korean have a new place to eat with the opening of the new O’Malley Dining Facility, a state-of-the-art, $22 million project that doubles the size and capacity of its predecessor.

South Korea's military said on Monday it has detected signs of North Korea preparing to send more troops and weapons, including suicide drones, to Russia to support its war against Ukraine.

South Korea’s President Yoon Suk Yeol again declined to appear for questioning by investigators over his martial law declaration as the embattled leader seeks to first defend himself at an impeachment trial.

Ongoing political chaos will entrench the country’s economic and social problems—and leave Seoul woefully unprepared for Trump.