 Complete the following phrase:  In January 1793 a Prussian corps entered Greater Poland, it was not as a Commonwealth ally but instead to guarantee Prussias share of spoils in the Second Partition of Poland. Prussian forces were acting in support of the Prussian-Russian Treaty on the partition that month. Prussian forces later assisted Russians in several key battles of the Kościuszko Uprising, such as in the defeat of Tadeusz Kościuszkos forces at the 