Franco also called for the reunification of Morocco as a Spanish protectorate, the annexation of the Oran district from French Algeria and large-scale expansion of Spanish Guinea. This last project was especially unfeasible because it overlapped German territorial ambition to reclaim German Cameroon and Spain would most likely be forced to give up Guinea entirely.[45] Spain also sought federation with Portugal on common cultural and historical grounds (such as the Iberian Union).[46]