Korean War two years of fighting became a war of attrition, with the front line close to the 38th parallel. The war in the air, however, was never a stalemate. North Korea was subject to a massive bombing campaign. Jet fighters confronted each other in air-to-air combat for the first time in history, and Soviet pilots covertly flew in defense of their communist allies. The fighting ended on 27 July 1953, when an armistice was signed. The agreement created the Korean Demilitarized Zone to separate North and South Korea, and allowed the return of prisoners. However, no peace treaty was ever signed,
Aftermath of the Korean War SEATO (1954). However, because of the war, the authority of the Soviet State grew, which showed in its readiness to interfere in developing countries of the Third World, many of which after the Korean war went down the socialist path of development, after selecting the Soviet Union as their patron. It is generally assumed that the war was a heavy burden on the national economy of the Soviet Union, which was still suffering from the effects of World War II. Expenditures for defense certainly grew more sharply than they otherwise would have. However, it has been claimed that in fact