It was signed after the Menus Plaisirs was locked, leaving the 577 members of the Third Estate without a meeting place.  
This event was depicted with several people throwing their hats as the central figure raises his right hand on a platform, while the winds of change blow through the windows at upper left.  This agreement was hammered out after discussions by Jean-Sylvan Bailly and Jean-Joseph Mounier.  Its signatories promised to remain together until a constitution was drafted, and a week later a meeting of the Estates-General was called by Louis XVI.  It was signed after the Menus Plaisirs was locked, leaving the 577 members of the Third Estate without a meeting place.  For 10 points, name this agreement of the French Revolution signed in a recreation area.
This event was depicted with several people throwing their hats as the central figure raises his right hand on a platform, while the winds of change blow through the windows at upper left.  
The {Tennis Court} Oath [or {serment du jeu} de {paume}]