In Assassin's Creed Unity, which historical event begins the game's 1789 setting?

In Assassin's Creed Unity, the French Revolution begins the game's 1789 setting.

Unity is set primarily in Paris during the French Revolution, a period that began in 1789 and transformed France's political and social order. The protagonist, Arno Dorian, becomes involved with the Assassin Brotherhood while navigating upheaval, factional conflict, and the personal consequences of political violence.

The game depicts recognizable people and events, including the storming of the Bastille and the later Reign of Terror, but it combines them with fictional characters and the series' continuing conflict between Assassins and Templars. Its Paris setting emphasizes crowds, landmarks, and major revolutionary moments.

The Industrial Revolution belongs mainly to the setting of Assassin's Creed Syndicate. The American Revolution is central to Assassin's Creed III, while the July Revolution occurred in France in 1830. Unity's defining historical backdrop is the French Revolution.