On 2 May 2025, Lee ascended to the
presidency and the
premiership, The presidency itself was already vacant due to the
impeachment of Yoon Suk Yeol. As acting president, Lee directed the military to elevate its preparedness posture to the "highest level," and called for meticulous preparations to ensure the "orderly" and "fair" conduct of the presidential election on June 3. Lee also directed acting Defense Minister
Kim Seon-ho to thoroughly oversee military surveillance and readiness and to elevate the country's military preparedness posture to the highest level, to be able to respond "rapidly and sternly" to any and all types of provocations, also directing all public servants to maintain strict discipline when it came to their work and political neutrality ahead of the
presidential election. Lee acted as the prime minister until 3 July 2025, when
Kim Min-seok's nomination for the position was confirmed. ==References==