alternate history

  1. G2BattleConvoy

    Mobile Suit Gundam GQuuuuuuX: Gundam's Alternate Timeline Shenanigans.

    Anime Sci-Fi 
    With the impending release of Sunrise and Studio Khara's collaboration on Amazon Prime, I decided to make a thread specifically for Mobile Suit Gundam GQuuuuuuX. A synopsis from the official GQuuuuuuX website below: Source: Mobile Suit Gundam GQuuuuuuX Official Website The anime is due to...
  2. Trace Coburn

    ‘Special Military Circumstances’ (An ISOT of 2024 USA, Ukraine, and other nations to 1939)
    Threadmarks: Part 1: Krakivets Crossing

    Post-1900 
    Podkomisarz Szczelaszczyk dismounted from their truck, snow crunching under his feet. He did his best to ignore the shouts and hungover grumbling as Przodownik Kwaśniewski got the rest of the squad off the back, bending all his attention on the buildings ahead of him. They certainly hadn’t...
  3. DivineAlM

    Let's Create A Functional Reverse Cold War Setting.

    The Cold War was one of the most significant geopolitical events of the 20th century, shaping the world through ideological conflict, proxy wars, and technological rivalries. However, what if history had played out differently? What if the balance of power had been reversed, with Russia emerging...
  4. JustBukharin

    Plenty of Heroes (League of Legend ISOT)
    Threadmarks: Exodus Britanniae

    Crossover 
    Chapter 1 - Exodus Britanniae AN: This story sees an AH version of the UK teleporting between in Runeterra after winning WW1. The timeline it comes from is the 'Quite the Age of Plenty', which you can read here. It is strongly advised new readers get to the original story and read up to Chapter...
  5. SpaceOrbis

    Special Order 191
    Threadmarks: Recovering Special Order 191

    Chapter 1: Recovering Special Order 191. - September 11, 1862 – 10:30 AM – Farmstead Northwest of Frederick, Maryland The Army of Northern Virginia advanced in a dispersed column formation, its three corps separated to facilitate rapid movement while maintaining mutual support intervals...
  6. Fission Battery

    Hail to the Kingfish: An American Union State Post-Civil War Kaiserreich Quest
    Threadmarks: Prologue - Hail to the Kingfish

    Alt. History 
    === Prologue - Hail to the Kingfish === In 1936, America was on the brink of collapse. The economy had failed to truly recover from the recession of 1925 after the British Revolution. The fear that vast amounts of money loaned to the Entente during the war would never be repaid had caused a run...
  7. Wegr1513

    Fear Can Be An Ally (Yellow Lantern/YJ/SI)
    Threadmarks: Synopsis

    Crossover 
    Drifting in the silent void of space, just beyond the glow of Earth, a lone figure awakens. Confusion grips his mind as he finds himself floating above the Moon, his body weightless yet empowered. A golden ring glows on his finger, pulsating with energy he doesn't understand. As memories return...
  8. Antibot_One

    The Lights of Neone: Hydrogen-powered Balkan Cyberpunk.
    Threadmarks: Introduction

    Original Worldbuilding Sci-Fi 
    Hello everybody. I'm a writer, mostly freelance, but I've been working on my own setting for a while now. So far it's some very raw ideas, but I'd like to share them for feedback and suggestions on how things can be improved. The first one is this world is very similar to ours, but in ancient...
  9. Ave Imperator: A Roman Empire Quest

    Ave Imperator: A Roman Empire Quest
    Threadmarks: Creatio personae I

    Original Alt. History Historic 
    The Emperor is Dead, long live the Emperor, whoever they may be. It is the year 1028 (275 AD), and Emperor Aurelian is dead. They great unfier he broke the Gallic and Palmyrene empires, reformed the state, and rebuilt an empire in collapse. Having worked to stabilize the empire, he was to...
  10. DannyJ

    The Kaiser's New Clothes (Post-Leviathan AU Comedy)
    Threadmarks: Prologue: Kaiser Gets Wet

    Mature Novel Superhero 
    The Kaiser's New Clothes Prologue: Kaiser Gets Wet "Fenja deceased, CC-6." Kaiser's heart clenched, but he didn't pause the attack, instead continuing to spear blades from the sodden ground around Leviathan while Nessa let out a strangled scream. Leviathan carelessly threw her sister's now...
  11. Memories of a Republic: A KMT Quest

    Memories of a Republic: A KMT Quest
    Threadmarks: Introduction, Last Breaths of an Old Man.

    Original Alt. History Modern 
    Memories of a Republic: A KMT Quest "You must make it the goal of your life to sacrifice everything you have for the Party." - Sun Zhongshan. The old man looks up at the ceiling of that Nanjing bedroom, eyes still as hardened as ever, as if attempting to solve yet another great mystery...
  12. Martin Noctis

    Project Deicide (Murder Drones AU)
    Threadmarks: ACT 1 Prologue: Time

    Earth is going to die. It isn't an if, it's a when. Maybe it'll be in ten years, maybe ten months, maybe ten days. If we're particularly unlucky, ten hours. But if history has taught us anything, it's that death doesn't arrive on a predictable schedule. It creeps up behind you with a smirk...
  13. Sandy River DL

    Ring of Lost Ages [Worm/LotR]
    Threadmarks: Troubles 1.1

    Crossover Fantasy Alt. History 
    AN: There's alternate history here, but what's important right now is that the US includes Canada and uses metric, multiple wars were fought with France, the geopolitical situation is pretty different, and LotR is actual history. - The Eagle and Child, Oxford, England, 1935 Ten men sat around...
  14. Rhymehouse

    WI: In 1993, Sega receives the Dreamcast and its entire library?
    Threadmarks: OP

    At the beginning of '93, Sega HQ magically recieves the Sega Dreamcast and a copy of every game released for it. They also receive the blueprints for how to make the console and its cartridges. Once Sega mass produces the Dreamcast, they will have a massive advantage. There console is far more...
  15. Ed Donnell

    1861 Revolution | What if the Taiping Rebellion was successful?

    What if? Timeline 19th Century 
    Hong Xiuquan (later Emperor Taiping) remained active in his realm's administration throughout his entire war, frequently issuing decrees and seeking to increase the efficiency of his revolutionaries. Furthermore, he avoided extreme policies such as gender segregation, and successfully convinced...
  16. Ed Donnell

    Ethan's World: What if a politician named Ethan Woodville existed and was chose3n by FDR as his running mate in 1944?

    Ethan Stephens Woodville was born in South McAlester, Oklahoma, on 28 October 1890, to a white father originally from Illinois and a Chickasaw mother who also had white relatives. Woodville's father worked at the McAlester Rail Depot. Woodville attended local schools in Pittsburg County, since...
  17. DEATH DRIVE AND FLOWER POWER (Trans Mecha Story)

    DEATH DRIVE AND FLOWER POWER (Trans Mecha Story)
    Threadmarks: CHAPTER 1: A FACTORY GUTTER

    Original Mature Sci-Fi 
    CHAPTER 1: A FACTORY GUTTER "We want to glorify war — the only cure for the world — militarism, patriotism, the destructive gesture of the anarchists, the beautiful ideas which kill, and contempt for woman." -The Futurist Manifesto, F. T. Marinetti, 1909 There is no need for names in the New...
  18. the atom

    The Americas Circa 1536 ISOTed to 721
    Threadmarks: ISOT

    What if? 
    How do the powers of Europe and the Mediterranean react to the arrival of ships from the Americas, and can the fledgling colonies hold on to their power?
  19. J

    What if Germany gets samples of their operation jets from 1945, in 1935?
    Threadmarks: Which jets would be best for Germany's new airforce

    What if? 
    An ASB sends one each of every jet plane the Germans had created in 1945 back in time ten years to 1935, when the Luftwaffe was first being formed. Specifically, the 1935 Germans get one each of: Arado Ar 234 Junkers Ju 287 Heinkel He 162 Heinkel He 280 Messerschmitt Me 163 Messerschmitt Me 263...
  20. DarthDakka

    Timeline 191/Southern Victory How would you have written it?

    Discussion 
    How would you have written Timeline 191/ Southern victory series by Harry Turtledove? Or failing that, what parts of it would you have done differently/fixed? As for myself: Overall: The sex scenes. We don't need them. They are gone. Change or outright remove the plot point of Mormons...
  21. Sachertorte

    Welcome To Earth Abaddon! (Worm AU) : Discussion, Worldbuilding & Idea Thread

    Welcome, ladies and gentlemen, to my very own discussion thread relating to my magnum opus, Welcome To Earth Abaddon, an AU in which Abaddon is the one to commence the Cycle on Earth Bet instead of Zion and Eden, and his arrival is taken place in the early 21st century. So, canonicity is out...
  22. TheStranger

    Told in Blood (ASOIAF/Fire Emblem Three Houses)
    Threadmarks: Letters to Home

    Crossover 
    Hey everyone. So, I'm not fully out of my hiatus just yet. Still need to handle a few things on my end, but I'm finally at the point to where I'm comfortable balancing my time writing and time with my GF and her devil child (know that I say that with all the love in the world dear). Currently...
  23. TheInnerMoon

    Moon’s Lunacies: The Inner Moon’s AH Repository
    Threadmarks: Thread Introduction and Drafts Outline

    Timeline 
    For about two months now, I’ve been posting various alternate history vignettes and outlines over on the Sea Lion Press forums. Since most of that’s been in the members-only section, I thought I’d start crossposting it here, also as a means of soliciting more feedback. I'll start out by laying...
  24. M

    Saga of the Third Rome (Rise of Russia): Xenia Alexandrovna SI
    Threadmarks: Chapter 1

    Chapter 1: In the Days of Past April 21, 1896 The carriage wheels rattled against the cobbled streets of Rostov-on-Don, the rhythmic clattering a counterpoint to the low rumble of the nearby Don River. Grand Duchess Xenia, nestled within the velvet-cushioned interior, felt a thrill of...
  25. M

    For God and Kaiserin: German Empire SI
    Threadmarks: Chapter 1

    Post-1900 
    Chapter 1: A Woman out of her Time Alexandra Karoline known formerly as Miya, inhaled sharply. The evening air, heavy with the scent of blossoming linden, was a stark contrast to the icy chill snaking into her heart. Shanghai, her Shanghai, with its teeming streets, the horns of cars, and the...
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