one could say that there is "white" and all those who are not - and in there, there are many caste difference ...
here is the gypsy culture that is blamed, yet this family has been affected like others by the atrocities of war. But that is not what will retain rights. For him "Gypsy" = danger as different.
while some individuals 'different' looking to integrate into the society of the modern world, they reject. There will always be an event that will strengthen Human that difference.
for once, the bottom of the frame, the Gypsies, changes a bit of the persecution of Jews and other undesirable by some tribes say.
I will not spoiler history book that reads quickly enough even if some words can hang our ears as "different" ...
to read!