Rubuta ci gaba don wannan sakin layi - Kalckstein ɗan Count Albrecht von Kalckstein ne, mai sukar Frederick William, Zabe da Duke na Brandenburg-Prussia. A lokacin da yake matashi Kalckstein ya yi aiki a rundunar sojojin Faransa a karkashin Turenne, amma an sallame shi a matsayin mai rikici. Ya shiga sojojin Poland a 1654, amma ya yi yaƙi don Duke Frederick William a 1656 Battle of Warsaw
, wanda aka saka masa da kyaftin din gundumar Oletzko (Olecko). A shekara ta 1659 Duke ya kori Kalckstein bayan da ma'aikacin Oletzko ya zargi matashin mai martaba da cin zarafin talakawansa.