South Korean President Moon Jae-in congratulated President-elect Joe Biden in a phone call on Thursday morning, Blue House spokesperson Kang Min-seok said in a briefing.
Moon and Biden exchanged opinions on South Korea and US relations, North Korean nuclear arms, Covid-19, and climate change, Kang said.
Moon said he wishes to closely communicate with Biden on developing the US-South Korean alliance, and denuclearization and permanent peace on Korean Peninsula, Kang said.
Kang also said that Biden called South Korea a "linchpin" in Indo-pacific regional security and prosperity and added that he will "firmly maintain defense of South Korea and closely cooperate to resolve the North Korean nuclear issue."
Biden also said he hopes that the two nations can closely cooperate on the issues of Covid-19, global economic recovery, climate change, democracy, and Indo-pacific regional peace, according to Kang.
Kang said Biden expressed admiration for South Korea's Covid-19 response and said that the US had a long way to go to respond as South Korea has done.