Yoon Suk Yeol, South Korea’s since-impeached president, had been planning for months to impose martial law and target political opponents, according to accounts.

South Korea's suspended president authorised the military to fire their weapons to enter parliament during his failed martial law attempt, according to a prosecutors' report.

South Korean President Yoon Suk Yeol's abrupt announcement of martial law shocked the world in December. The ensuing political crisis attracted our readers' eyes, as Yoon eventually faced impeachment. (Photo by Korean Presidential Office/Kyodo)