Regional inequality in India is due to various historical, economic, geographical, and infrastructure factors. Historically, the British divided society by caste and focused industrial development in coastal cities like Mumbai, Madras, and Kolkata. This led to economic opportunities clustering in certain areas. Economic factors like differences in per capita income and wealth distribution have also contributed to inequality. Geography influences development as resources and human capital vary across states. Infrastructure like transportation, electricity, and facilities are much better developed in major cities, attracting more investment there over rural areas. The government needs to focus on rural development, education, jobs, and basic infrastructure to reduce these regional disparities.