Leaving your home land and settling in other nation will surely give some alienated feeling. As far as attacks and discrimination are concerned, they happen in India too. Besides it completely depends on the purpose of one’s settling there. Many times, it’s because of work one has to settle there and then their generations continue to live. In other cases people flock sue to financial reason to support their family back in India and when they settle well their family migrate. Hence as far as safety is concerned, it is completely circumstantial.