The Battle of Lesnaya (Russian: Битва при Лесной Bitva pri Lesnoy, Swedish: Slaget vid Lesna), was one of the major battles of the Great Northern War. It took place on September 28, 1708 (O.S.) / September 29, 1708 (Swedish calendar) / October 9, 1708 (N.S.) between a Russian army of 18,000 regulars and an unknown number of irregulars commanded by the Princes Repnin and Menshikov, and a Swedish force of around 12,000 men,[5]:54 under the command of General Adam Ludwig Lewenhaupt, at the village of Lesnaya, located close to the border between the Polish–Lithuanian Commonwealth and Russia (now the village of Lyasnaya, south-east of Mogilev in Belarus). The Swedes were escorting a supply column of 4,500 wagons, needed by their army in the Ukraine.