Separated from his wife and son , who had returned to Austria , cut off from the allowance guaranteed to him by the Treaty of Fontainebleau , and aware of rumours he was about to be banished to a remote island in the Atlantic Ocean , Napoleon escaped from Elba in the brig on 26 February 1815 .
Separated from his son and wife , who had come under Austrian control , cut off from the allowance guaranteed to him by the Treaty of Fontainebleau , and aware of rumours he was about to be banished to a remote island in the Atlantic Ocean , Napoleon escaped from Elba on February 26 1815 .