(i) The scrapping of Corn Laws lead to free trade of food grains. (ii) After the abolition of Corn Laws, food could be imported into Britain more cheaply than it could be produced within the country. (iii) British farmers were unable to compete with imports. Vast areas of land were now left uncultivated, and thousands of men and women were thrown out of work. They flocked to the cities or migrated overseas (iv) Increase in demand due to fall in prices and increase in income leads to mismatch between demand and supply of food grains. (v) Many countries of the world like Russia. America and Australia and some eastern European countries started exporting food grains to Britain which gave further set back to the local producers.