South Korea flew military drones over Pyongyang just weeks before then-president Yoon Suk-yeol declared martial law last December, a provocation that triggered North Korea to prepare for war, according to Seoul’s defence intelligence agency. The revelation, disclosed in a closed-door parliamentary briefing on Wednesday, adds to mounting scrutiny over Yoon’s final months in office, with opposition lawmakers accusing him of attempting to fabricate a national security crisis to justify an...