Thousands of North Koreans took part in a huge rally in Kim Il Sung Square in central Pyongyang. Signs praising North Korea's leaders past and present, and highlighting North Korea's confrontation with America, decorated the square.
The Chairman of the Pyongyang City People's Committee spoke from a balcony, his speech punctuated by chants and gestures from the crowd in the square. Speeches from representatives of workers, farmers, and young people followed his remarks.
In South Korea, US veterans of the war were among people attending a ceremony in Seoul. North Korea says America started the Korean War. Historians around the world agree the war began when North Korea invaded the South.
Hundreds of thousands of troops square off along the world's most heavily armed border; periodic skirmishes have taken place on land and at sea and public officials in both Koreas routinely use harsh rhetoric to describe the rival nation.