Residents walk past decoration prepared ahead of the 70th anniversary of North Korea's founding day in Pyongyang, North Korea, Friday, Sept. 7, 2018. North Korea will be staging a major military parade, huge rallies and reviving its iconic mass games on Sunday to mark its 70th anniversary as a nation. [Photo: AP]

A woman walks past the preparations ongoing on Kim Il Sung Square, ahead of the 70th anniversary of North Korea's founding day in Pyongyang, North Korea, Friday, Sept. 7, 2018. North Korea will be staging a major military parade, huge rallies and reviving its iconic mass games on Sunday to mark its 70th anniversary as a nation. [Photo: AP]

School children march in a group as the capital prepares for the 70th anniversary of North Korea's founding day in Pyongyang, North Korea, Friday, Sept. 7, 2018. North Korea will be staging a major military parade, huge rallies and reviving its iconic mass games on Sunday to mark its 70th anniversary as a nation. [Photo: AP]