1.Indian industries saw a rise in industrial production due to the First World War. British industries became busy in producing war related goods.
2.The British stopped exporting items for the colonial market including India. This provided an opportunity for India to release home products in the market.
3.India revived home production and there was an increase in the industrial production. The rising demand for goods led to the setting up of new factories as well.
4.The old industries were revived and many workers got employment.