Mount & Blade: With Fire & Sword is a stand-alone expansion for the action role-playing video game Mount & Blade. The game is developed by Sich Studio and TaleWorlds and was published by Paradox Interactive in Europe. The game and its storyline is loosely based on the novel With Fire and Sword by Henryk Sienkiewicz, depicting Poland's 1648-51 war against Khmelnytsky Uprising in Ukraine, and its sequels dealing with the invasion of Poland by Sweden and with Polish wars against the Ottoman Empire.