The Indian Ministry of Defence is responsible for formulating defense policies, managing defense budgets, procuring weapons and equipment, and coordinating with the armed forces.

The Indian Army is the largest branch of the Indian Armed Forces, with over 1.2 million active personnel.

The Indian Army is responsible for defending the country's land borders, conducting counter-insurgency operations, providing humanitarian assistance during natural disasters, and participating in peacekeeping missions.

The Indian Navy is responsible for protecting the country's maritime borders, conducting anti-piracy operations, providing humanitarian assistance during natural disasters, and participating in peacekeeping missions.

The Indian Air Force is responsible for defending the country's airspace, conducting air strikes against enemy targets, providing air support to ground forces, and participating in peacekeeping missions.

The Indian Coast Guard is responsible for protecting the country's coastline, preventing smuggling and illegal fishing, providing search and rescue services, and assisting in the enforcement of maritime laws.

The Defence Research and Development Organisation (DRDO) is responsible for developing new weapons and technologies for the Indian Armed Forces, conducting research on advanced defense technologies, providing technical support to the Indian Armed Forces, and promoting self-reliance in defense production.

The Indian Space Research Organisation (ISRO) is responsible for developing and launching satellites for various applications, conducting research on space science and technology, providing technical support to the Indian Armed Forces, and promoting self-reliance in space technology.

The Atomic Energy Commission of India (AECI) is responsible for developing and maintaining nuclear weapons, conducting research on nuclear energy, providing technical support to the Indian Armed Forces, and promoting self-reliance in nuclear technology.

The National Security Council (NSC) is responsible for advising the Prime Minister on national security matters, coordinating the activities of various security agencies, formulating national security policies, and reviewing the country's security preparedness.

The Defence Acquisition Council (DAC) is responsible for approving the acquisition of weapons and equipment for the Indian Armed Forces, formulating defense acquisition policies, monitoring the implementation of defense acquisition projects, and promoting self-reliance in defense production.

The Defence Production and Export Promotion Policy (DPEPP) is responsible for promoting the production of defense equipment in India, encouraging the export of defense equipment, providing financial assistance to defense industries, and promoting self-reliance in defense production.

The Defence Research and Development Organisation (DRDO) is responsible for developing new weapons and technologies for the Indian Armed Forces, conducting research on advanced defense technologies, providing technical support to the Indian Armed Forces, and promoting self-reliance in defense production.

The Indian Space Research Organisation (ISRO) is responsible for developing and launching satellites for various applications, conducting research on space science and technology, providing technical support to the Indian Armed Forces, and promoting self-reliance in space technology.

The Atomic Energy Commission of India (AECI) is responsible for developing and maintaining nuclear weapons, conducting research on nuclear energy, providing technical support to the Indian Armed Forces, and promoting self-reliance in nuclear technology.