A second barrier treaty between England and the United Provinces was signed on the 30th of January 1713, and a third treaty signed at Antwerp on the 15th of November 1715 clinched the matter.
He examined the opacity of the air for sound in connexion with lighthouse and siren work, and he finally clinched the proof of what had been already substantially demonstrated by several others, viz.
The murder of the dramatist Kotzebue, as an agent of this reaction, in the following year, by a fanatical student named Karl Sand, clinched the matter; it became obvious to the governments that a policy of rigorous repression was necessary if a fresh revolution were to be avoided.
His triumph over Austria in 1809, and especially the attempt of Staps to murder him, clinched his determination to found a dynasty in his own direct line.
Ultimately the Bonapartes had to flee from Corsica (11th of June 1793), an event which clinched Napoleon's decision to identify his fortunes with those of the French republic. His ardent democratic opinions rendered the change natural when Paoli and his compatriots declared for an alliance with England.