WAR OF JENKINS EAR 

indecisive? who rennouced to the asiento¿? the british or the spanish?
who failed in the massive attack? the british or the spanish?
who had territorial ambitions? the british or the spanish?
what language is spoken in that land thanks to the british failed attack, spanish or english?

I've checked out too your sources and where is the mention to the battle of Cartagena de Indias and the heavy casualties suffered?