Olaudah Equiano, a former slave turned author.
Answer:
"On 20 June 1789, the members of the French Third Estate took the Tennis Court Oath (French: Serment du Jeu de Paume), vowing "not to separate and to reassemble wherever require, until the Constitution of the kingdom is established".It was a pivotal event in the French Revolution."
I found this on google. But I hope this really helps.
