It would not work: civil war in Granada/extreme weakness; civil war in Navarre; Aragon had not recovered from the BD and was looking for allies seeking to recover their territories in Italy.Max Sinister said:I also wonder about an "encircling Castille" strategy would work - i.e. a unification of Portugal, Aragon, Navarre and maybe Granada.
Portugal in this scenario saw the union with Castille as a possibility of backing up their territorial/commercial ambitions. With castillian manpower and military they could create an strong chain of outposts from the Iberian peninsula to India. Maybe they could even annex Congo, south Africa...