 The campaign in the upper Danube valley began in October , with several clashes in Swabia . Near the Bavarian town of Wertingen , 40 kilometers ( 25 mi ) northwest of Augsburg , on 8 October the 1st Regiment of dragoons , part of Murat 's Reserve Cavalry Corps , and grenadiers of Lannes ' V Corps surprised an Austrian force half its size . The Austrians were arrayed in a line and unable to form their defensive squares quickly enough to protect themselves from the 4 @,@ 000 dragoons and 8 @,@ 000 grenadiers . Nearly 3 @,@ 000 Austrians were captured and over 400 were killed or wounded . A day later , at another small town , Günzburg--immediately south of the Danube River--the French 59th Regiment of the Line stormed a bridge over the Danube and , humiliatingly , chased two large Austrian columns toward Ulm . 
 The campaign in the upper Danube valley began in October , with several clashes in Swabia . Near the Bavarian town of Wertingen , 40 kilometers ( 25 mi ) northwest of Augsburg , on 8 October the 1st Regiment of dragoons , part of Murat <a href='null_genetive' title='1'><mark>'s</mark></a>Reserve Cavalry Corps , and grenadiers of Lannes <a href='null_genetive' title='2'><mark>'</mark></a>V Corps surprised an Austrian force half its size . The Austrians <a href='uninflect' title='3'><mark>were</mark></a> arrayed in a line and unable to form their defensive squares quickly enough to protect themselves from the 4 @,@ 000 dragoons and 8 @,@ 000 grenadiers . Nearly 3 @,@ 000 Austrians <a href='uninflect' title='4'><mark>were</mark></a> captured and over 400 <a href='uninflect' title='5'><mark>were</mark></a> killed or wounded . A day later , at another small town , Günzburg--immediately south of the Danube River--the French 59th Regiment of the Line stormed a bridge over the Danube and , humiliatingly , chased two large Austrian columns toward Ulm . 
The campaign in the upper Danube valley began in October , witt several clashes in Swabia . Near the Bavarian town of Wertingen , 40 kilometers ( 25 mi ) northwest of Augsburg , on 8 October the 1st Regiment of dragoons , part of Murat  Reserve Cavalry Corps , and grenadiers of Lannes  V Corps surprised an Austrian force half its size . da Austrians was arrayed in a line and unable to form their defensive squares quickly enough to protect themselves from tda4 @,@ 000 dragoons and 8 @,@ 000 grenadiers . Nearly 3 @,@ 000 Austrians was captured and over 400 was killed or wounded . A day later , at another small town , Günzburg--immediately south of thdaanube River--the French 59th Regiment of the Line stormed a bridge over thedanube and , humiliatingly , chased two bigass Austrian columns toward Ulm .