India’s transformation from a food-deficient nation, heavily reliant on food aid like the PL-480 imports from the USA in the 1960s (a "ship-to-mouth" existence), to a major net food exporter is one of its most significant post-independence achievements. This remarkable turnaround was driven by a combination of technological breakthroughs, strategic government policies, and farmer enterprise.

The primary catalyst was the Green Revolution, launched in the mid-1960s. This initiative was a package of modern agricultural technology focused on food grains, particularly wheat and rice. Its core component was the introduction of High-Yielding Variety (HYV) seeds, developed by scientists like Norman Borlaug and M.S. Swaminathan. These "miracle seeds" had the potential for much higher yields compared to traditional varieties, but they required a supportive ecosystem of assured irrigation, chemical fertilizers, and pesticides. The government actively promoted this package in well-irrigated states like Punjab, Haryana, and Western Uttar Pradesh, leading to a dramatic surge in food grain production and turning the country from a deficit to a surplus state within a decade.

This technological push was crucially supported by robust government policies. The government established the Food Corporation of India (FCI) for procurement and the Agricultural Prices Commission (now CACP) to recommend a Minimum Support Price (MSP). The MSP provided a guaranteed price to farmers, incentivizing them to adopt the new technologies and increase production without fearing a market price collapse. Simultaneously, a vast Public Distribution System (PDS) was set up to manage the procured buffer stocks and ensure food security for the populace.

Over time, this momentum has been sustained through continued investment in agricultural research by institutions like the Indian Council of Agricultural Research (ICAR), expansion of rural credit facilities, and slow but steady improvement in infrastructure. More recently, India's export basket has diversified beyond cereals to include high-value products like fruits, vegetables, marine products, and processed foods, cementing its status as a global food powerhouse.