India has achieved a historic infrastructure milestone by building the world’s longest expressway — drastically reducing travel time between the nation’s political and financial capitals. • Total length of the expressway is 1,386 kilometers. • Connects Delhi to Mumbai across multiple states. • Reduces travel time from nearly 24 hours to just 12 hours. • Designed for high-speed, access-controlled travel. • Includes modern features like service roads, wildlife corridors, and smart traffic systems.