The origins of the caste system in India and Nepal are shrouded, but it seems to have originated more than two thousand years ago. Under this system, which is associated with Hinduism, people were categorized by their occupations.
Languages of Pakistan. Pakistan's national language is Urdu, which, along with English, is also the official language. In 2015, the government of Pakistan announced plans to make Urdu the sole official language and abolish English as the second official language. The country is also home to several regional languages, including Punjabi, Saraiki, Pashto, Sindhi, Balochi, Kashmiri, Hindko, Brahui, Shina, Balti, Khowar, Dhatki, Marwari, Wakhi and Burushaski.
The tenth most spoken language in the world is Punjabi. Punjabi is another Indian language, basically spoken in India and Pakistan. Punjab in India and some part in Pakistan speak Punjabi as their native language.