Conversation so far:
What is a Diaspora?
A diaspora is a scattered population whose origin lies in a separate geographic locale.
Are there any other interesting aspects about the Romani people article regarding their diaspora?
The Roma people have many distinct populations, the largest being the Roma and the Iberian Calé or Caló, who reached Anatolia and the Balkans about the early 12th century.
Are Romani people different to other people?
The Romani have been described by Diana Muir Appelbaum as unique among peoples because they have never identified themselves with a territory.

Question: What are their characteristics?
Self-contained rewrite: What are the characteristics of the Romani people?