Schutzhund was founded in Germany over 100 years ago to test the German Shepherd Dog for breed suitability. The purpose of Schutzhund is to demonstrate and test the dogs' intelligence and workability. It ensures the dogs' mental stability, endurance, physical structure, ability to scent, willingness to work, courage and trainability. The triathlon of dog sports. Today all breeds can participate in schutzhund if they have the right traits for the work.