https://wwi.lib.byu.edu/api.php?hidebots=1&days=7&limit=50&target=U-9_Submarine_Attack&action=feedrecentchanges&feedformat=atomWorld War I Document Archive - Changes related to "U-9 Submarine Attack" [en]2024-03-19T01:58:32ZRelated changesMediaWiki 1.39.4