chaplin be a doughboy in his final film of 1918 and a doughboy who can not seem to get the march down straight . he spend time over there in world war one trench . several gag stand out represent limburger cheese a a makeshift grenade for one . the cramped quarter of the barrack in the trench and when chaplin and his mate be wash out of their bunk by flood be highlight . chaplin end up capture several german soldier single hand and and he spank the german commander for refuse a cigarette . when ask how he do it and chaplin reply that he surround them . chaplin hide behind enemy line a a tree of all thing and and those scene be very very funny . he escape to a bomb house where he meet up with a french girl play by edna purviance . he track down by german soldier and escape from them again and and purviance be arrest for assist him . chaplin be able to pull a fast one by bop a soldier and use the soldier uniform . he end up save purviance of course and capture the kaiser in the process . along the way and chaplin employ some sight gag and slapstick in turn back the german soldier . with this film and chaplin explore the location possibility in film while maintain the audience attention for close to feature length time and something his contract with the mutual film corporation disallow him . the film also allow him to poke fun at the enemy and something he would again do to great effect in the great dictator . of 4 star .