Due to the early death of his parents, he was grew up in the family of an uncle. After school, he studied at the pedagogical College, from which he graduated in 1935. He taught history, German, and physical education at the school. In the late 30s, he was enrolled in the first year of the Moscow Regional pedagogical institute, from which he graduated ahead of schedule with honors in 1941. Immediately, he was enlisted in the district fighter battalion as part of the Fighter Motor Rifle Regiment of the UNKVD, which conducted patrol service on the streets of Moscow. In their spare time, the soldiers underwent intensive military training a few days before November 7, not knowing that they would take part in the historic Parade on Red Square. A few days after the Parade, machine gunner Talaraya joined the ranks of the defenders of the capital in the area of Rogachev. Once on the front lines, Nicholas went into battle against the German invaders. He was up against a clearly superior enemy force. Left alone against fifty German submachine gunners, running from place to place, created an impression on the enemy that a large fire force is against him, Nikolai covered the retreat of his fighters. When the fascists retreated, he joined up with his unit. For this fight, he was awarded the Order of the Red Banner. During the days of defense, the young soldier was elected Secretary of the Komsomol Committee of the regiment. In the late spring of 1942, several detachments of the regiment were sent to the rear of the enemy in Bryansk region. There they, together with the partisans, raided the enemy's rear, ambushed, blew up bridges, and disabled the enemy's communications equipment. After that, Talaria participated in combat operations against the invaders in Smolensk and Orel regions. After returning from the enemy's rear, Talaraya was sent to study at the Higher diplomatic school of the NKID of the USSR , then to work at the USSR Ministry of Foreing Affairs. Working in the Department of diplomatic relations, he visited almost all countries in Europe, Asia, America and Africa. And the Great Patriotic War was still going on. While working at the Ministry, he met Molotov many times. In early 1943, Molotov brought him to Stalin, who assigned Nikolai Bagrationovich an extremely important mission.