The Armenians were expelled from their homes and driven on "Death Marches"--but much the men, particularly, were systematically murdered, usually in the first part of the march. Eyewitnesses say that the usual pattern was for the victims to be put upon by succeeding bands of Kurdish horsemen, who robbed them and systematically massacred the men. It was actually much more "active" than the WWII Holocaust, which relied heavily on technology--

More detail here: Excerpt from "Survivors-An Oral History of the Armenian Genocide"