Rịba ama amaokwu a dị n'okpuru ma zaa ajụjụ ahụ mgbe e mesịrị n'otu asụsụ ahụ dị ka amaokwu ahụ:  Njem: Agha nke Warsaw lụrụ ọgụ site na Ọgọstụ 12 ruo 25, 1920 ka ndị agha Red Army nke Mikhail Tukhachevsky nyere iwu bịarutere isi obodo Poland nke Warsaw na Modlin Fortress dị nso. N'August 16, ndị agha Polish nke Józef Piłsudski na-eduzi wakporo site n'ebe ndịda, na-akpaghasị mwakpo nke onye iro, na-amanye ndị agha Russia ịhapụ n'ụzọ a na-ahazighị ahazi n'ebe ọwụwa anyanwụ na n'azụ Osimiri Neman. E mere atụmatụ na ndị Russia nwụrụ mmadụ 10,000, 500 na-efu efu, 30,000 merụrụ ahụ, na 66,000 e jidere n'agha, ma e jiri ya tụnyere ndị Poland nwụrụ mmadụ 4,500, 10,000 na-efu efu, na 22,000 merụrụ ahụ.  Ajụjụ: Olee mmiri nke ndị Poland manyere ndị Russia ịlaghachi?
Osimiri Neman