Walmart is a multinational retail corporation and one of the world's largest and most well-known supermarket chains. Founded in 1962 by Sam Walton, Walmart has grown to become a retail giant with a significant impact on the global retail industry. Walmart operates a vast network of retail stores, ranging from discount stores and supercenters to neighborhood markets. These stores offer a wide range of products, including groceries, electronics, apparel, household goods, and more.