The same year , in September , Parma sent Sending a force under Count Peter Ernst of Mansfeld to besiege Besieging Rheinberg .

In February 1625 , a second relief force , consisting Cause_to_be_included of 7,000 English troops under the leadership of Horace Vere and Ernst von Mansfeld , was also driven Motion off by Spinola .

After the capture Conquering of Pärnu , Jan Karol Chodkiewicz , commander of the Lithuanian army , moved Self_motion towards Riga , which was occupied Control by the Swedes under the command Control of Joachim Frederick von Mansfeld .

The dominant presence Presence of the Swedes in the Baltic region gave Giving the Lithuanian army the upper hand , as von Mansfeld and the Swedish army did not expect the possibility of an attack Attack in such a heavily Swedish-occupied region .