South Korea's Constitutional Court will rule on Friday whether to remove or reinstate impeached President Yoon Suk Yeol over his short-lived martial law declaration that sparked a crisis in a country seen as a democratic success story.

South Korea is bracing for a momentous decision as the Constitutional Court prepares to rule on President Yoon Suk-yeol’s impeachment at 11 a.m. on April 4—111 days after he was ousted by the National Assembly.

South Korea’s Constitutional Court removed impeached President Yoon Suk Yeol from office on Friday, four months after he threw South Korean politics into turmoil by declaring martial law and sending troops to parliament in an ill-fated effort to break through legislative gridlock.