The first arrest of a sitting president, over his declaration of martial law, shows the strength of the nation’s safeguards – but also that more must be doneSouth Korean presidencies have often ended badly. Office holders have been assassinated, ousted and impeached. Former leaders have faced corruption investigations and sometimes lengthy prison terms.Yoon Suk Yeol has nonetheless set a precedent as the first president to be arrested in office. Accused of insurrection over his short-lived attempt to impose martial law, the former prosecutor has swapped his suits for the standard khaki uniform of a detainee. In a piquant detail, the man who led his country’s first impeachment of a president, Park Geun‑hye, has also been impeached himself. His powers are currently suspended. Continue reading...