Editors. "Spain and France give Portugal ultimatum". The Literary Encyclopedia. First published 01 March 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=13501, accessed 28 July 2014.]
The convention between France and Spain to issue an ultimatum to Portugal was intended to break that country's traditional allegiance to Britain which, if not accepted, will lead to war (promulgated by the Treaty of Aranjuez, Mar. 21st, when Spain also agrees to cede Louisiana to France)
Please log in to consult the article in its entirety. If you are not a subscriber, please click here to read about membership. All our articles have been written recently by experts in their field, more than 95% of them university professors.