The Battle of Ostrołęka was fought on May 26, 1831, between Russia and Poland during November Uprising. The 35 000 Russians were led by Hans Karl Friedrich Anton, count von Diebitsch while 30 000 Poles were led by Jan Zygmunt Skrzynecki. May 26 is the 146th day of the year in the Gregorian calendar (147th in leap years). ... 1831 was a common year starting on Saturday (see link for calendar). ... Casus belli is a Latin expression from the international law theory of Jus ad bellum. ... Imperial Russia is the term used to cover the period of history from the expansion of Russia under Peter the Great, through the expansion of the Russian Empire from the Baltic to the Pacific Ocean, to the deposal of Nicholas II of Russia, the last tsar, at the start of... Jan Zygmunt Skrzynecki Jan Zygmunt Skrzynecki (1787-1860) was a Polish general, Commander-in-Chief of the November Uprising (1830-1831). ... Hans Karl Friedrich Anton, count von Diebitsch and Narden, called by the Russians Ivan Ivanovich, Count Diebich-Zabalkansky (May 13, 1785 - June 10, 1831), Russian field marshal, was born in Silesia. ... This article needs to be cleaned up to conform to a higher standard of quality. ... Battle of Stoczek Conflict November Uprising Date February 14, 1831 Place East of Warsaw, Poland Result Polish victory Battle of Stoczek was the first major battle of the November Uprising in Poland. ... The Battle of BiaÅ‚oÅ‚Ä™ka was fought on February 24, 1831, between Poland and Russia. ... Battle of Olszynka Grochowska Conflict November Uprising Date February 25, 1831 Place East of Warsaw, Poland Result Marginal Polish victory Battle of Olszynka Grochowska was the biggest battle of the November Uprising. ... Combatants Poland Imperial Russia Commanders Ignacy PrÄ…dzyÅ„ski George Rosen Strength 7,000 Casualties ca. ... The Battle of Warsaw was fought in September of 1831 between Russia and Poland. ... May 26 is the 146th day of the year in the Gregorian calendar (147th in leap years). ... 1831 was a common year starting on Saturday (see link for calendar). ... This article needs to be cleaned up to conform to a higher standard of quality. ... Hans Karl Friedrich Anton, count von Diebitsch and Narden, called by the Russians Ivan Ivanovich, Count Diebich-Zabalkansky (May 13, 1785 - June 10, 1831), Russian field marshal, was born in Silesia. ... Jan Zygmunt Skrzynecki Jan Zygmunt Skrzynecki (1787-1860) was a Polish general, Commander-in-Chief of the November Uprising (1830-1831). ...