On the 18th of October the Swedes invested the fortress-monastery of Czenstochowa, but the place was heroically defended; and after a seventy days' siege the besiegers were compelled to retire with great loss.
The second event, which began with the heroic and successful defence of the monastery of Czenstochowa by Prior Kordecki against the Swedes, resulted in the return of the Polish king from exile, the formation of a national army under Stephen Czarniecki and the recovery of almost all the lost provinces from the Swedes,.
Its last manifestation was the successful defence of the monastery of Czenstochowa by Prior Kordecki against the finest troops in Europe, its last representative was Stephen Czarniecki, who brought the fugitive John Casimir back from exile and reinstalled him on his tottering throne.
The Warta (450 m.) rises in the Czenstochowa hills, 900 ft.
Below Czenstochowa it traverses a flat lowland, whose surface rises only 2 to 5 ft.
Of the towns of Poland 32 have a population each exceeding 10,000, the largest being Warsaw the capital, with 638,208 inhabitants in 1897 and 756,426 in 1901; Lodz, with 315,209 in 1897 and 35 1, 57 0 in 1900; Czenstochowa, with 45,130 in 1897 and 53,650 in 1900; and Lublin, with 50,152 in 1897.