Rivalry in fishing and in trading, coupled with ancient antipathies inherited from the various mainland cities of origin, were no doubt the cause of these internecine feuds.
In view of these antipathies the treaty of 1627 between France, Spain and the pope is but an episode: instructive, however, in that the project, originated apparently by the pope, provided that England should be dismembered, and that Ireland should be treated as a papal fief.
The Arian and Catholic bishops went on for a time side by side; but the Lombard kings and clergy rapidly yielded to the religious influences around them, even while the national antipathies continued unabated and vehement.
Racial antipathies were unimportant, and all parties were at least passively acquiescent when Louisiana became a part of the United States.
It is also the first instance of that bitter feud between the two great capitals of Lombardy, a feud rooted in ancient antipathies between the Roman population of Mediolanum and the Lombard garrison of Alboins successors, which proved so disastrous to the national cause.
Painful relations between father and son, quite apart from the personal antipathies already existing, were therefore inevitable.