Lee Jae-myung, the presidential candidate for South Korea's Democratic Party, prepares for the second televised debate for the upcoming presidential election in Seoul, South Korea on May 23. (Kim Hong-Ji/Pool/File Photo/Reuters)

(Reuters) – South Korea’s new president, Lee Jae-myung, has been invited to the mid-month summit of the Group of Seven nations and he plans to attend, a spokesperson for his office said on Saturday.