I can think of times Poles won when more outnumbered than Texans were when they lost at the Alamo.
Battle of Hodow 1694 400 Poles beat 40,000 Tatars.
https://en.wikipedia.org/wiki/Battle_of_Hodów
Battle of Trembowla 80 Polish soldiers & 200 Polish villagers beat 10,000 Turks.
https://en.wikipedia.org/wiki/Battle_of_Trembowla
Battle of Komarow 1920 when 1,700 Poles beat 17,500 Soviet forces.
https://en.wikipedia.org/wiki/Battle_of_Komarów
Battle at Hill 262 where 1,500 Poles beat 10,000+ German Nazis.
https://military.wikia.org/wiki/Hill_262
Battle of Fuengirola 1810 when 400 Poles & 57 French beat 3,500 British & 1,000 Spanish forces.
https://en.wikipedia.org/wiki/Battle_of_Fuengirola
Battle of Komarno when 1,500 Poles beat 10,000 Tatars.
https://en.wikipedia.org/wiki/Battle_of_Komarno
10 - 15,000 Poles won against 140,000 Cossacks & Tatars
Sierge of Jasna Gora when 310 Poles beat 3,200 Swedes.
https://en.wikipedia.org/wiki/Siege_of_Jasna_Góra
Battle of Porytowe Wzgórze.
https://en.wikipedia.org/wiki/Battle_of_Porytowe_Wzgórze
When 3,000 Poles beat 30,000 Nazi Germans.