The more I think about this TL I see it more a Hispawank than a Britwank. The English are going to suffer from internal problems catholics versus protestants, they will have to put down rebellions from protestant scottish in the north, they will be more involved in the continent. More wars in France means less resources to the fleet and more to the army, funding garrisons paying armies...
The Spanish are less pressed by the English (a catholic nation ITTL with its own problems) and the Ottomans (with a surviving Hungary), they can have better supplies in Flanders by sea...
The Spanish are less pressed by the English (a catholic nation ITTL with its own problems) and the Ottomans (with a surviving Hungary), they can have better supplies in Flanders by sea...