The highway running south from Delhi toward Agra used to take four hours on a good day. On a bad day, which was most days, it took six. The Yamuna Expressway that replaced the old route covers the same distance in roughly ninety minutes at highway speeds, and it is one of several dozen major infrastructure projects that the Indian government has used to illustrate what it describes as the infrastructure decade. The scale of what India is building is genuinely impressive. The national highway network has expanded substantially over the past decade, with rural connectivity a particular focus. The metro rail systems that have transformed movement in Delhi have been replicated, with local variations, in Hyderabad, Bengaluru, Mumbai, Chennai, Kolkata, and a dozen smaller cities. A dedicated freight corridor running across northern and western India is designed to reduce transit times for goods that have historically moved painfully slowly through an overwhelmed rail system. The new Navi Mumbai airport, when completed, will be among the busiest in Asia. The investment has had real economic effects. Logistics costs as a share of GDP have declined, though they remain higher than in China or the developed world. Time-sensitive manufacturing, particularly in electronics and pharmaceuticals, has expanded in corridors served by improved connectivity. Rural markets have become more accessible, with real effects on farm gate prices for agricultural products that previously spoiled before they could reach urban consumers. India's infrastructure ambitions are also explicitly geopolitical. The country has positioned itself as an alternative to Chinese financing models in the broader Indo-Pacific, offering infrastructure investment to neighboring countries and participating in frameworks like the G20-backed Partnership for Global Infrastructure and Investment. The calculation is that a country that can demonstrate infrastructure execution competence at home is more credible as a partner for infrastructure development abroad. The challenges are significant and structural. Land acquisition remains one of the most politically and legally fraught aspects of large infrastructure projects in India. The legal framework for acquiring private land for public purposes is contested, and projects routinely face delays and cost increases rooted in land disputes. Environmental clearance processes, while important, have sometimes been applied inconsistently, and the pressure to accelerate project timelines has occasionally resulted in shortcuts that create downstream problems. The financing model has relied heavily on government capital expenditure, which the Modi government has expanded substantially. But public balance sheets have limits, and the development of private financing models, through project bonds, infrastructure investment trusts, and foreign direct investment in specific projects, has moved more slowly than advocates hoped. International investors considering Indian infrastructure projects navigate a legal and regulatory environment that, while improving, still carries higher uncertainty than they would face in comparable developed-market projects. The distribution of benefits matters as much as the aggregate numbers. Highway infrastructure that connects major cities primarily benefits the commercial economy; whether it also reduces poverty in the communities along its route depends on whether complementary investments in local connectivity, services, and economic opportunity follow. The evidence from India's infrastructure decade is mixed on this point. Some corridors have seen genuine regional economic development. Others have generated primarily transit traffic without transforming the communities on their margins. India at over 1.4 billion people is building infrastructure at a scale and pace that has no precise historical parallel in the democratic world. Whether the current decade of investment produces the productivity gains and economic transformation its architects intend is a question whose answer will shape the trajectory of the largest democracy on earth.