Altavilla Milicia was founded in 1621. When inputting Altavilla Milicia as a place name on Geni it is recommended to use the accurate historical place name at the time the event occurred. The following Geolocations have been created on Geni when inputting a location throughout time. Two alias have also been created to easily search and display all the possible Geolocations for Altavilla: "avm" ...
From Nat Taylor's A Genealogist's Sketchbook : What is a Gateway Ancestor? " ... in broad terms, a gateway ancestor is any individual with known or traceable ancestry in a specific group who intermarries into a target group, and therefore adds a new set of ancestors to his or her descendants in the target group. For example, every immigrant from one country to another is a potential gateway...