sentences:  With his intimate knowledge of treaty terms, he reminded the British on their required neutrality.Consequently, in February 1885, under diplomatic pressure from China, Britain invoked provisions of the Foreign Enlistment Act 1870 and closed Hong Kong and other Far Eastern ports to French warships.In the ensuing conflict, several French warships were sunk in Zhenhai Bay and Admiral Courbet of the French fleet was wounded and died of his injuries soon afterwards.