Question: The impeachment of Park Geun-hye, former President of South Korea, was the culmination of a political scandal involving interventions to the presidency from her aide, a fresh election was held on which date, electing Moon Jae-in, former leader of the Democratic Party, as the next president?
Sentence (from "Impeachment of Park Geun-hye"): Thus, Hwang Kyo-ahn, then prime minister, became acting president while the Constitutional Court of Korea was due to determine whether to accept the impeachment.
Relevant evidence: No