The annihilation of 3 legions at Teutoburger Wald in 9 A.D. made this German river the limit of Roman expansion
[DOC] [TLE] the battle of teutoburg 9 ad - Great Military Battles [PAR] In September 9 AD three Roman legions, the 17th, 18th, and 19th under the 
command of ... that made him believe the outcome to this expedition would be 
any different.