The German Shepherd Dog (GSD, also known as an Alsatian), (German: Deutscher Schäferhund) is a breed of large-sized dog that originated in Germany. German Shepherds are a relatively new breed of dog, whose origins date to 1899. As part of the Herding group, the German Shepherd is a working dog developed originally for herding sheep. Because of their strength, intelligence and abilities in obedience training they are often employed in police and military roles, in forces around the world. Due to their loyal and protective nature, the German Shepherd is one of the most registered of breeds.