Despite an estimated 800 diverse Indigenous languages thriving on the Australian continent before British colonisation in 1788, the Australian Bureau of Statistics says that only about 150 are now in daily use.

Source: https://www.aljazeera.com/news/2023/7/13/australian-aboriginal-children-sing-their-way-back-to-language

The British colonisation of India, which began in the 18th century, brought about significant changes in the economic and administrative structure of the country; which affected the urbanisation process in India.

Source: https://indianexpress.com/article/upsc-current-affairs/upsc-essentials/upsc-essentials-society-social-justice-urbanisation-associated-issues-upsc-gov-in-8875960/