Question

industrialisation of england was brought about at the cost of her colonies

Answer 1

The British traders established monopoly in the Indian markets and removed all domestic businessmen.   The British forced Indian farmers to grow raw materials for their products at cheap prices.   This ruined the Indian economy and made them poor.  The British earned huge revenue from us in the form of taxes, duties, royalties etc. and used the same money was used as investment during the industrial revolution.