What items would be associated with world war 1?

Items associated with World War I include the iconic steel helmets known as "Pickelhaube," gas masks used to protect soldiers from chemical warfare, and trench periscopes for observing enemy positions. Military rifles like the Lee-Enfield and the Mauser, as well as artillery pieces such as the Big Bertha, were pivotal in the conflict. Additionally, Propaganda posters and medals, such as the Victory Medal, reflect the societal impact and commemoration of the war.