Ramba uchiverenga ndima iyi - Mauto aibva kumatunhu akasiyana-siyana aMambo Frederick William akanga agara ari mumapoka akasiyana. Muna 1651, mutungamiri wenyika akapa Sparr kutungamira pamusoro pemapoka ose evarwi kunze kweBrandenburg neDuchy yePrussia; kutungamira pamusoro pemapoka ose eBrandenburg-Prussia yakatevera muna 1655. Sparr akaita saChief of Staff waFrederick William apo muvhudzi akatungamira mauto, akadai se1656 Battle of Warsaw
. Pazuva rokupedzisira rehondo, "Generalfeldzeugmeister" (Master of Ordnance) von Sparr akatungamirira Brandenburg kuti ibudirire kurwisa mauto ePoland. Akakwidziridzwa kuva Field Marshal muna 1657.