October 3 in #Russia: 1078 — The Grand Duke Iziaslav Iaroslavich was killed in the Battle on the Nezhatina Niva — a battle in the vicinity of Nezhin (now a city in the Chernigov region, #Ukraine). 1649 — The #Russian Zemsky Sobor adopted the Sobornoye Ulozhenie, the fundamental law of the Russian Empire until the 19th century. 1654 — The Polish-Lithuanian garrison of besieged Smolensk surrendered the city to the Russians.