Rubuta ci gaba don wannan sakin layi - Mikołaj Radziwiłł ya shafe shekaru da yawa a matsayin kwamandan soja. Duk da yake ba sanannen mashahuran Commonwealth ba, a ƙarƙashin sarki Stefan Batory ya yi nasara sosai wajen kare iyakokin gabas na Commonwealth akan Muscovy. Daya daga cikin nasarorin da ya fi fice shi ne a lokacin yakin Ula.
na 1564 lokacin da sojojinsa suka yi nasara da manyan sojojin Ivan the Terrible.