Claim: In the Battle of Sandomeirz, the city and castle were attacked by Jerzy Sebastian Lubomirski, a Polish noble, politician, and military commander because in the castle there were large stores of ammunition that the Swedes needed.
Evidence: On March 24 the bridgehead, the city and the castle were attacked by Jerzy Sebastian Lubomirski, with a Polish corps of 6.000 men. In the castle there were large stores of ammunition that Swedes the needed. Prince Jerzy Sebastian Lubomirski (20 January 1616 – 31 December 1667) was a Polish noble (szlachcic), magnate, politician and military commander.