evidence: North Korea,[c] officially the Democratic People's Republic of Korea (DPRK),[d] is a country in East Asia. It constitutes the northern half of the Korean Peninsula and borders China and Russia to the north at the Yalu (Amnok) and Tumen rivers, and South Korea to the south at the Korean Demilitarized Zone.[e] The country's western border is formed by the Yellow Sea, while its eastern border is defined by the Sea of Japan. North Korea, like its southern counterpart, claims to be the sole legitimate government of the entire peninsula and adjacent islands. Pyongyang is the capital and largest city. [...] North Korea occupies the northern portion of the Korean Peninsula, lying between latitudes 37° and 43°N, and longitudes 124° and 131°E. It covers an area of 120,540 square kilometers (46,541 sq mi).[2] To its west are the Yellow Sea and Korea Bay, and to its east lies Japan across the Sea of Japan.