EARLY EPISODE: The Zeebrugge Raid (Patreon)

Untrained soldiers and suicide submarines raid a port during WWI with mothballed ships, reinforced with armor made from used mattresses and sandbags.

Sources:

https://www.bbc.co.uk/history/worldwars/wwone/war_sea_gallery_06.shtml

https://www.royalmarineshistory.com/post/the-raid-on-zeebrugge-23-april-1918-for-england-and-st-george

https://www.rmg.co.uk/collections/objects/rmgc-object-12161

https://issuu.com/faircountmedia/docs/special-operations-outlook-2018/s/72765

https://warfarehistorynetwork.com/article/zeebrugge-a-gallant-raid-on-saint-georges-day/