 Ferry's successor, Charles de Freycinet, promptly concluded peace with China.The Chinese government agreed to implement the Tientsin Accord of 11 May 1884, implicitly recognising the French protectorate over Tonkin, and the French government dropped its longstanding demand for an indemnity for the Bắc Lệ ambush.A peace protocol ending hostilities was signed on 4 April 1885, and a substantive peace treaty was signed on 9 June by Li Hongzhang and the French minister Jules Patenôtre.