October 29 in the history of the Russian Empire and the Soviet Union: 1706 during the Northern War, Russian forces under the command of Boris Shrematev defeated the Polish-Swedish corps of General Mardfeld near the city of Kalisz (Poland). This battle became one of the most significant victories of the Russian army in the first six years of the Northern War. 1888 On October 29 (October 17, old style), the Imperial train crashed at Borki station near Kharkiv. On the same day, Russia signed the Treaty of Constantinople on the use of the Suez Canal, which is still in force. 1905 On October 29, the Circum-Baikal ("Circum-Baikal") train was accepted for permanent operation. 1918 On October 29, at the First All-Russian Congress of Workers' and Peasants' Youth Unions, a decision was made to unite various youth organizations into an all-Russian structure under the leadership of the Bolshevik Communist Party - the Russian Communist Youth Union (RCYU). This organization later became known as the All-Union Leninist Communist Youth League (VLKSM). That is why October 29 is often called the birthday of the Komsomol. 1944 On October 29, the offensive operation in Budapest of the Soviet forces began. 1955 On October 29, the battleship Novorossiysk sank in Sevastopol Bay. As a result of the disaster, 614 people were killed. 1976 On October 29, the Soviet missile attack warning system began in combat service. 1989 On October 29, the Supreme Soviet of the RSFSR adopted constitutional amendments establishing the Congress of People's Deputies.