The history of Spain, from the earliest ages of which we have any authentic records, to the return of Ferdinand VII in 1814.

By Frances Thurtle (1890)
https://books.google.es/books?id=-GAUAAAAQAAJ&pg=PA349&lpg=PA349&dq=duke+of+popoli&source=bl&ots=GkOfN-y7Rg&sig=97EGwqVT_CQ1MigHrhXVyCongoc&hl=ca&sa=X&ved=0ahUKEwiX7tWm7pbPAhWC1xQKHdxIB0MQ6AEIUzAI#v=onepage&q=Catalans&f=false 

Book 5, p. 355
The emperor, who had rejected these overtures for a general peace; and Philip, who had refused to sign the treaty from the absurd wish of erecting a principality for the princess Ursino, were, at length, willing to contribute to a general pacification, and of the 6th of March, A.D. 1714, the former consented to sign the Treaty of Rastadt, and the latter, much about the same time, agreed to ratify the articles of the treaty of Utrecht.