India lost the 1962 Sino-Indian War with China for several reasons, including:
- Tactical and Strategic Disadvantages: India’s military was not well equipped and trained to handle the harsh terrain and weather conditions in the Himalayan region, while the Chinese army was well-versed in mountain warfare.
- Lack of Intelligence: India had little to no intelligence about Chinese military movements and intentions, leading to surprise attacks and a lack of proper planning.
- Unpreparedness: India was caught off guard and ill-prepared for the sudden attack, lacking necessary supplies and reinforcements.
- Diplomatic Isolation: India had limited international support, as most nations were aligned with either the US or the USSR during the Cold War.
- Leadership issues: The political leadership at the time failed to take adequate measures to address the military and strategic shortcomings, which contributed to the defeat.
These are some of the major reasons why India lost the 1962 Sino-Indian War.