https://wwi.lib.byu.edu/api.php?days=7&limit=50&target=German_Discussions_Concerning_Unrestricted_Submarine_Warfare&action=feedrecentchanges&feedformat=atomWorld War I Document Archive - Changes related to "German Discussions Concerning Unrestricted Submarine Warfare" [en]2024-03-29T09:16:35ZRelated changesMediaWiki 1.39.4