Question: in 1789 the 1st 2nd and 3rd estates of france met on a tennis court and swore an oath known as the
Answer: On 20 June 1789 , the members of the French Estates - General for the Third Estate , who had begun to call themselves the National Assembly , took the Tennis Court Oath ( French : Serment du Jeu de Paume ) , vowing `` not to separate , and to reassemble wherever circumstances require , until the constitution of the kingdom is established '' .