 Ramba uchinyora ndima ino - Britain neFrance dzakatanga kugadzira matangi muna 1915 senzira yokufamba nayo nomunhare ine minzwa nezvimwe zvipingamupinyi zvenyika isina munhu uku dzichidzivirirwa pakupfurwa nemapfuti. Matangi eBritain eMark I akatanga kushanda paSommemusi wa15 September 1916, asi havana kukwanisa kuputsa hondo yemumapako. Kushandiswa kwokutanga kweFrance kwematangi, musi wa16 Kubvumbi 1917, uchishandisa Schneider CA, yakatadzawo kurarama maererano nezvinotarisirwa. Muhondo yeCambrai 1917 November kusvika December 1917 matangi eBritain akabudirira zvikuru, uye akaputsa gadziriro yeGermany yezvombo, Hindenburg Line. 