This picture taken on January 5, 2021 and released from North Korea's official Korean Central News Agency (KCNA) on January 6, 2021 shows attendees during the first day of the 8th Congress of the Workers' Party of Korea (WPK) in Pyongyang. (Photo by KCNA via KNS/AFP Photo)





A traffic officer stand in attention along a main street of the Central District in Pyongyang, North Korea, on Wednesday, January 6, 2021. The Workers’ Party Congress is one of the North’s biggest propaganda spectacles and is meant to help leader Kim Jong Un show his people that he’s firmly in control and boost unity in the face of COVID-19 and other growing economic challenges. (Photo by Jon Chol Jin/AP Photo)





People walk past a billboard announcing the 8th Congress of the Workers' Party along a main street of the Central District in Pyongyang, North Korea, on Wednesday, January 6, 2021. (Photo by Jon Chol Jin/AP Photo)





A person passes by a bouquet of Workers Party flags along a main street of the Central District in Pyongyang, North Korea, on Wednesday, January 6, 2021. (Photo by Jon Chol Jin/AP Photo)





This photo provided by the North Korean government shows a military parade marking the ruling party congress, at Kim Il Sung Square in Pyongyang, North Korea Thursday, January 14, 2021. Independent journalists were not given access to cover the event depicted in this image distributed by the North Korean government. The content of this image is as provided and cannot be independently verified. Korean language watermark on image as provided by source reads: “KCNA” which is the abbreviation for Korean Central News Agency. (Photo by Korean Central News Agency/Korea News Service via AP Photo)





In this photo provided by the North Korean government, North Korean soldiers march in formation during a military parade marking the ruling party congress, at Kim Il Sung Square in Pyongyang, North Korea Thursday, January 14, 2021. North Korea rolled out developmental ballistic missiles designed to be launched from submarines and other military hardware in a parade that punctuated leader Kim Jong Un’s defiant calls to expand his nuclear weapons program. Independent journalists were not given access to cover the event depicted in this image distributed by the North Korean government. (Photo by Korean Central News Agency/Korea News Service via AP Photo)





This photo provided by the North Korean government shows missiles during a military parade marking the ruling party congress, at Kim Il Sung Square in Pyongyang, North Korea Thursday, January 14, 2021. (Photo by Korean Central News Agency/Korea News Service via AP Photo)





In this photo provided by the North Korean government, people dance in the celebration for the ruling party congress, at Kim Il Sung Square in Pyongyang, North Korea Thursday, January 14, 2021. (Photo by Korean Central News Agency/Korea News Service via AP Photo)





In this photo provided by the North Korean government, North Korean leader Kim Jong Un waves as Kim attended a military parade, marking the ruling party congress, at Kim Il Sung Square in Pyongyang, North Korea Thursday, January 14, 2021. (Photo by Korean Central News Agency/Korea News Service via AP Photo)





In this photo provided by the North Korean government a North Korean flag is hoisted in the celebration for the ruling party congress, at Kim Il Sung Square in Pyongyang, North Korea Thursday, January 14, 2021. (Photo by Korean Central News Agency/Korea News Service via AP Photo)





This photo provided by the North Korean government shows a military parade marking the ruling party congress, at Kim Il Sung Square in Pyongyang, North Korea Thursday, January 14, 2021. (Photo by Korean Central News Agency/Korea News Service via AP Photo)





This photo provided by the North Korean government shows a military parade marking the ruling party congress, at Kim Il Sung Square in Pyongyang, North Korea Thursday, January 14, 2021. (Photo by Korean Central News Agency/Korea News Service via AP Photo)





In this photo provided by the North Korean government, a tank unit parades during a military parade marking the ruling party congress, at Kim Il Sung Square in Pyongyang, North Korea Thursday, January 14, 2021. (Photo by Korean Central News Agency/Korea News Service via AP Photo)





In this photo provided by the North Korean government, North Korean soldiers march in formation during a military parade marking the ruling party congress, at Kim Il Sung Square in Pyongyang, North Korea Thursday, January 14, 2021. (Photo by Korean Central News Agency/Korea News Service via AP Photo)





This photo provided by the North Korean government shows a military parade marking the ruling party congress, at Kim Il Sung Square in Pyongyang, North Korea Thursday, January 14, 2021. (Photo by Korean Central News Agency/Korea News Service via AP Photo)





In this photo provided by the North Korean government, fireworks explode over Pyongyang, in the celebration of the ruling party congress, at Kim Il Sung Square in Pyongyang, North Korea Thursday, January 14, 2021. (Photo by Korean Central News Agency/Korea News Service via AP Photo)





This photo provided by the North Korean government shows a military parade marking the ruling party congress, at Kim Il Sung Square in Pyongyang, North Korea Thursday, January 14, 2021. (Photo by Korean Central News Agency/Korea News Service via AP Photo)





This picture taken on January 14, 2021 and released from North Korea's official Korean Central News Agency (KCNA) on January 15 shows a military parade celebrating the 8th Congress of the Workers' Party of Korea (WPK) in Pyongyang. (Photo by KCNA via KNS/AFP Photo)





This picture taken on January 14, 2021 and released from North Korea's official Korean Central News Agency (KCNA) on January 15 shows North Korean soldiers greeting people during a military parade celebrating the 8th Congress of the Workers' Party of Korea (WPK) in Pyongyang. (Photo by KCNA via KNS/AFP Photo)





This picture taken on January 14, 2021 and released from North Korea's official Korean Central News Agency (KCNA) on January 15 shows a military parade celebrating the 8th Congress of the Workers' Party of Korea (WPK) in Pyongyang. (Photo by KCNA via KNS/AFP Photo)





This picture taken on January 14, 2021 and released from North Korea's official Korean Central News Agency (KCNA) on January 15 shows Pak Jong Chon, chief of the General Staff of the Korean People's Army, during a military parade celebrating the 8th Congress of the Workers' Party of Korea (WPK) in Pyongyang. (Photo by KCNA via KNS/AFP Photo)