Related:
Diplomacy: The Board Game of the Alpha Nerds (2014) - https://news.ycombinator.com/item?id=26215764 - Feb 2021 (87 comments)
The Board Game of the Alpha Nerds (2014) - https://news.ycombinator.com/item?id=18159770 - Oct 2018 (71 comments)
The Board Game of the Alpha Nerds - https://news.ycombinator.com/item?id=7913183 - June 2014 (153 comments)
See also (are there others?):
Human-level play in the game of Diplomacy by combining language models - https://news.ycombinator.com/item?id=33706997 - Nov 2022 (2 comments)
Backstabbr: A modern web interface for the classic board game Diplomacy - https://news.ycombinator.com/item?id=8468378 - Oct 2014 (63 comments)
(Reposts are fine after a year or so; links to past threads are just to satisfy extra-curious readers)