The Indian Army is the land-based branch and largest component of the Indian Armed Forces. The President of India is the Supreme Commander of the Indian Army, and its professional head is the Chief of Army Staff (COAS). The Indian Army was established on 1 April 1895 alongside the long established presidency armies of the East India Company, which too were absorbed into it in 1903. Some princely states maintained their own armies which formed the Imperial Service Troops which, along with the Indian Army formed the land component of the Armed Forces of the Crown of India, responsible for the defence of the Indian Empire. The Imperial Service Troops were merged into the Indian Army after independence. The units and regiments of the Indian Army have diverse histories and have participated in several battles and campaigns around the world, earning many battle and theatre honours before and after Independence.
The Arjun is a third generation main battle tank developed by the Combat Vehicles Research and Development Establishment (CVRDE) of the Defence Research and Development Organisation (DRDO), for the Indian Army. The tank is named after Arjuna, the archer prince who is the main protagonist of the Indian epic poem Mahabharata. Design work began in 1986 and was finished in 1996. The Arjun main battle tank entered service with the Indian Army in 2004. The 43rd Armoured Regiment, formed in 2009, was the first regiment to receive the Arjun.
The Defence Research and Development Organisation (DRDO) is the premier agency under the Department of Defence Research and Development in Ministry of Defence of the Government of India, charged with the military's research and development, headquartered in Delhi, India. It was formed in 1958 by the merger of the Technical Development Establishment and the Directorate of Technical Development and Production of the Indian Ordnance Factories with the Defence Science Organisation under the administration of Jawaharlal Nehru. Subsequently, Defence Research & Development Service (DRDS) was constituted in 1979 as a service of Group 'A' Officers / Scientists directly under the administrative control of Ministry of Defence.
The Royal Australian Corps of Signals (RASigs) is one of the 'arms' of the Australian Army. It is responsible for installing, maintaining, and operating all types of telecommunications equipment and information systems. The motto of the Signals Corps is Certa Cito and is translated as 'Swift and Sure', signifying the aim of the signal service – that communication be carried out with maximum speed and certainty. Like their British counterparts, the Royal Australian Corps of Signals' flag and hat badge feature Mercury, the winged messenger of the gods, affectionately referred to by members of the corps as "Jimmy".
The Ministry of Defence (MoD) is charged with coordinating and supervising all agencies and functions of the government relating directly to national security and the Indian Armed Forces. The President of India is the ceremonial commander-in-chief of the armed forces of the country. The Ministry of Defence provides policy framework and resources to the armed forces to discharge their responsibility in the context of the defence of the country. The Indian Armed Forces and Indian Coast Guard under the Ministry of Defence are primarily responsible for ensuring the territorial integrity of India.
The Indian Armed Forces are the military forces of the Republic of India. It consists of three professional uniformed services: the Indian Army, Indian Navy, and Indian Air Force. Additionally, the Indian Armed Forces are supported by the Central Armed Police Forces, Indian Coast Guard and Special Frontier Force and various inter-service commands and institutions such as the Strategic Forces Command, the Andaman and Nicobar Command and the Integrated Defence Staff. The President of India is the Supreme Commander of the Indian Armed Forces but the executive authority and responsibility for national security is vested in the Prime Minister of India and their chosen Cabinet Ministers. The Indian Armed Forces are under the management of the Ministry of Defence of the Government of India. With strength of over 1.4 million active personnel, it is the world's second-largest military force and has the world's largest volunteer army. It also has the third-largest defence budget in the world. The Global Firepower Index report lists it as the fourth most-powerful military.
The Indian Army Corps of Engineers is a combat support arm which provides combat engineering support, develops infrastructure for armed forces and other defence organisations and maintains connectivity along the borders, besides helping the civil authorities during natural disasters. College of Military Engineering, Pune (CME) is the premier technical and tactical training institution of the Indian Army Corps of Engineers.
The Defence Avionics Research Establishment (DARE) is a laboratory of the Indian Defence Research and Development Organisation (DRDO). Located in Bangalore, Karnataka, India, It is one of the two DRDO laboratories involved in the research and development of airborne electronic warfare and mission avionics systems.
The Bengal Engineer Group (BEG) is a military engineering regiment in the Corps of Engineers of the Indian Army. The unit was originally part of the Bengal Army of the East India Company's Bengal Presidency, and subsequently part of the British Indian Army during the British Raj. The Bengal Sappers are stationed at Roorkee Cantonment in Roorkee, Uttarakhand.
Bharat Dynamics Limited (BDL) is one of India's manufacturers of ammunitions and missile systems. It was founded in 1970 in Hyderabad, India. BDL was established to be a manufacturing base for guided weapon systems and begun with a pool of engineers drawn from Indian Ordnance Factories, DRDO and aerospace industries, It began by producing a first generation anti-tank guided missile - the French SS11B1. This product was a culmination of a licence agreement the Government of India entered into with Aerospatiale. BDL has three manufacturing units, located at Kanchanbagh, Hyderabad; Bhanur, Medak district, and Visakhapatnam, Andhra Pradesh.
The Swathi weapon locating radar is a mobile artillery-locating, phased array radar developed by India. This counter-battery radar is designed to detect and track incoming artillery and rocket fire to determine the point of origin for counter-battery fire.
Samyukta is a mobile integrated electronic warfare system. Touted to be the largest electronic warfare system in India, it was developed jointly by DRDO, Bharat Electronics Limited, Electronics Corporation of India Limited, and Corps of Signals of Indian Army. The System is fully mobile and is meant for tactical battlefield use. It covers wide range of frequencies and coverage of electromagnetic spectrum is handled by the communication segment and the non-communication segment. Its functions include various ELINT, COMINT and electronic attack (ECM) activities.
Electronics and Radar Development Establishment (LRDE) is a laboratory of the Defence Research & Development Organisation (DRDO), India. Located in C.V. Raman Nagar, Bengaluru, Karnataka, its primary function is research and development of radars and related technologies. It was founded by S. P. Chakravarti, the father of Electronics and Telecommunication engineering in India, who also founded DLRL and DRDL.
The Low Flying Detection Radar also called Indian Doppler Radar (INDRA) series of 2D radars were developed by Electronics and Radar Development Establishment (LRDE), of Defence Research and Development Organisation (DRDO) for the Army and the Air Force. These were then produced by the Bharat Electronics which generally the production partner of LRDE. The INDRA-I is a mobile surveillance radar for low level target detection while the INDRA-II is for ground controlled interception of targets.
The Armoured Engineer Reconnaissance Vehicle (AERV) is an Indian military engineering vehicle developed by Defence Research and Development Organisation (DRDO) in coordination with C-TEC, as per General Staff Qualitative Requirements (GSQRs) of the Indian Army for enabling the combat engineers to conduct recce operations.
The DRDO Sarvatra (Everywhere) also known as Sarvatra Multi-span Mobile Bridge System is a truck-mounted, multi-span, mobile bridging system developed by Armament and Combat Engineering Systems (ACE) and Research and Development Establishment (R&DE) Engineers of Defence Research and Development Organisation (DRDO) for the Indian army. Its nodal production public company is Bharat Earth Movers Limited (BEML), Bangalore.
Quick Reaction Surface-to-Air Missile (QRSAM) is a missile developed by the Defence Research and Development Organisation (DRDO), Bharat Electronics Limited and Bharat Dynamics Limited for the Indian Army, meant for protecting moving armoured columns from aerial attacks.
Akash - New generation abbreviated as Akash-NG is a medium-range mobile surface-to-air missile defense system developed by the Defence Research and Development Organisation (DRDO) and produced by Bharat Dynamics Limited and Bharat Electronics. Private firm Electropneumatics and Hydraulics India is involved in Development cum Production Partner programme.
This article consists of projects of the Defence Research and Development Organisation.
India 
Indian Army 
