I am not aware of discrimination while marrying. Generally people marry within the same ethnicity and social class.
Upper class marry Upper class, Middle class marry Middle Class.
lol it is wrong to use Indian subcontinent. Modern scholars don't even use Indian subcontinent due to sensitivities.
Now it is known as South Asia, not Indian subcontinent. lol, it doesn't matter how many sources you come up with.
Its the realities that matter. The reality is that its South Asia, and not Indian subcontinent.
No India has no claim on IVC. How can India have a claim on IVC LOL! While doesn't India also have a claim on Gandhara or the Buddhist statues in Afghanistan then?
The answer is obvious India has no claim on IVC or Gandhara, or the history in Afghanistan. Perios.