Maria Theresa, still chafing under the loss of the most beautiful gem of my crown, took the opportunity of the breathing space to implement several civil and military reforms within the Austrian lands, like the establishment of the Theresian Military Academy at Wiener Neustadt in 1751. Her capable state chancellor, Prince Wenzel Anton of Kaunitz, succeeded in the Diplomatic Revolution of 1756, allying with the former Habsburg nemesis France under King Louis XV in order to isolate Prussia. Frederick, however, had completed the "stately quadrille" by the conclusion of the Treaty of Westminster with Great Britain.