South Asia is one of the most densely populated and culturally diverse regions in the world, yet it remains shadowed by persistent armed conflict. From the partition of 1947 to the cross-border strikes of 2025 and 2026, the subcontinent has rarely known a long period of complete peace. These conflicts are not random outbreaks of violence. They are shaped by deep historical grievances, contested borders, competing nationalisms, and the involvement of external powers. Understanding them is essential for anyone studying the politics and security of the region, because they continue to define how states behave, how borders are drawn, and how millions of people live their daily lives.
Table of Contents
- What makes South Asian conflicts distinct
- The India-Pakistan rivalry
- A history of wars and skirmishes
- The shift toward terrorism and recent escalation
- Internal conflicts within India
- Jammu and Kashmir
- The Naxalite or Maoist insurgency
- North-eastern insurgencies
- Conflicts in Pakistan and Afghanistan
- The Pakistan-Afghanistan dispute
- Other militant threats
- The role of external powers
- Emerging trends and the path ahead
What makes South Asian conflicts distinct
Armed conflicts in South Asia broadly fall into two categories. The first is the interstate conflict, where two sovereign states fight each other, most prominently India and Pakistan. The second is intrastate or internal conflict, where a government battles armed groups within its own borders, such as insurgencies and separatist movements. In practice, the two often blur together, because internal conflicts are frequently fuelled by support from neighbouring states.
According to the Stockholm International Peace Research Institute, the region has consistently hosted some of the world’s most active armed conflicts, ranging from interstate border clashes to high-intensity subnational insurgencies. A defining feature is the role of non-state actors, such as militant groups and insurgent organisations that operate outside formal state armies but often receive covert backing. This makes the conflicts harder to resolve, since responsibility is easy to deny and ceasefires are difficult to enforce.
The India-Pakistan rivalry
The conflict between India and Pakistan is the oldest and most dangerous in the region, made all the more serious by the fact that both are nuclear-armed states. Its roots lie in the partition of British India in 1947, which created two separate nations and left the princely state of Jammu and Kashmir as a disputed territory. The Hindu ruler of the Muslim-majority state acceded to India after an invasion by tribesmen from Pakistan, and the two countries have contested the region ever since.
A history of wars and skirmishes
India and Pakistan have fought multiple wars. The first, in 1947 to 1948, ended with a United Nations-brokered ceasefire. A second war over Kashmir broke out in 1965. The third war in 1971 was different in nature, fought over East Pakistan and resulting in the creation of Bangladesh. The Simla Agreement of 1972 formalised the ceasefire line as the Line of Control, or LoC, which serves as the de facto boundary today. The 1999 Kargil War, fought after both nations had conducted nuclear tests, saw Pakistani troops infiltrate strategic heights in Indian-administered Kashmir before being pushed back.
The shift toward terrorism and recent escalation
From the late 1980s, the conflict increasingly took the form of cross-border militancy rather than open war. Major attacks, including the 2008 Mumbai attacks carried out by Lashkar-e-Taiba, became flashpoints. The most recent escalation came in 2025. On 22 April 2025, gunmen killed 26 civilians, mostly tourists, in Pahalgam in Jammu and Kashmir. A group called The Resistance Front, considered an offshoot of Lashkar-e-Taiba, claimed responsibility.
In response, India launched Operation Sindoor on the night of 6 to 7 May 2025, striking what it described as terrorist infrastructure in Pakistan and Pakistan-administered Kashmir. The Carnegie Endowment noted that the strikes were officially framed as efforts to deter and pre-empt further cross-border attacks. Pakistan retaliated with drone and missile strikes before a ceasefire was reached on 10 May. India also suspended its participation in the Indus Waters Treaty, signalling a willingness to use economic and resource levers alongside military ones. The episode showed how quickly tensions between the two nuclear states can spiral.
Internal conflicts within India
Beyond its border with Pakistan, India faces several long-running internal conflicts. These are driven by demands for autonomy, ethnic identity, economic marginalisation, and ideological revolution.
Jammu and Kashmir
The insurgency in the Kashmir Valley intensified in the late 1980s amid allegations of rigged elections and growing alienation. Militant groups, many with cross-border links, fought Indian security forces for decades. A major turning point came in August 2019, when the Indian government revoked the special autonomous status of Jammu and Kashmir under Article 370 and reorganised it into union territories. The region remains heavily militarised, and the security situation continues to shape India-Pakistan relations.
The Naxalite or Maoist insurgency
The Naxalite movement began in 1967 as an armed struggle for the rights of landless labourers and tribal communities. Over the decades it grew into one of the world’s longest-running insurgencies, concentrated in the forested tribal belt of central and eastern India known as the Red Corridor. The armed wing of the banned Communist Party of India (Maoist) waged a protracted guerrilla war against the state.
In recent years, the Indian state has gained a decisive upper hand. Following the launch of Operation Kagar in early 2024, security forces dramatically increased pressure on the insurgents. In May 2025, they killed the general secretary of the CPI (Maoist), Nambala Keshava Rao, alongside many of his cadres, which the Armed Conflict Location and Event Data Project described as one of the most significant casualties in the insurgency’s history. The government set a target of eradicating what it calls Left Wing Extremism by March 2026, combining military operations with infrastructure and development programmes.
Yet scholars caution that military success is not the same as resolving root causes. The conditions that gave rise to the movement, including disputes over land, resource extraction in tribal areas, and the marginalisation of indigenous communities, remain largely unaddressed.
North-eastern insurgencies
India’s northeast, connected to the mainland by the narrow Siliguri Corridor often called the “Chicken’s Neck”, has experienced insurgency since the 1950s. The region is home to hundreds of ethnic groups, and many insurgent movements emerged from demands for autonomy, statehood, or outright secession. Groups such as the United Liberation Front of Assam and various Naga organisations fought the Indian state for decades.
The picture has changed significantly. The government reports that the security situation in the region has steadily improved, with insurgency almost ending in states like Tripura and Mizoram. Peace accords, including the Bodo Accord of 2020 and the Karbi Anglong Agreement of 2021, brought thousands of militants into the mainstream. The Armed Forces (Special Powers) Act has been progressively withdrawn from several areas. However, ethnic violence remains a serious concern, as seen in the prolonged conflict between the Meitei and Kuki communities in Manipur that erupted in 2023 and displaced tens of thousands.
Conflicts in Pakistan and Afghanistan
The western half of the subcontinent has its own complex web of conflicts, dominated by non-state actors and contested borders. The Afghan Taliban’s return to power in Kabul in August 2021 reshaped the regional security landscape.
The Pakistan-Afghanistan dispute
Relations between Pakistan and the Taliban-led government in Afghanistan have deteriorated sharply. The central issue is the Tehreek-e-Taliban Pakistan, or TTP, a militant group distinct from the Afghan Taliban that seeks to challenge the authority of the Pakistani state. Islamabad accuses Kabul of providing safe haven to the TTP, an allegation the Taliban deny.
The dispute is sharpened by the contested Durand Line, the colonial-era border that Afghanistan has never fully accepted and that is difficult to control. According to Britannica, serious skirmishes began in October 2025 after Pakistan conducted an airstrike in Kabul targeting the TTP leadership. A fragile ceasefire mediated by Qatar collapsed, and fighting escalated again in February 2026, with cross-border airstrikes and ground operations on both sides. The United Nations has reported large numbers of civilian casualties and the displacement of over a hundred thousand people.
Other militant threats
Pakistan also faces a separatist insurgency in Balochistan and attacks from the regional affiliate of the Islamic State, known as ISIL-K, which has claimed deadly bombings inside the country. These overlapping threats illustrate how state fragility and porous borders allow violence to spread across the region.
The role of external powers
South Asian conflicts have rarely been purely local affairs. During the Cold War, the United States and the Soviet Union backed competing factions, most dramatically during the Soviet invasion of Afghanistan in 1979. In the present era, China’s growing influence, through its strategic partnership with Pakistan and projects under the Belt and Road Initiative, has added a new dimension to regional rivalries. Pakistan has further accused India of supporting armed groups on its territory, allegations India firmly rejects. International organisations like the United Nations have repeatedly attempted mediation, though with limited lasting success.
Emerging trends and the path ahead
Several patterns are visible across these conflicts. States increasingly rely on precise military operations and economic pressure rather than full-scale war. Non-state actors remain central, making attribution and accountability difficult. And in many cases, governments achieve battlefield victories without resolving the underlying social and political grievances that sustain violence. Whether the region moves toward durable peace or continued instability depends on addressing those deeper causes alongside security measures.
What do you think? Do you believe military operations alone can bring lasting peace to a region, or must they be paired with political and economic solutions? And how should states balance national security with the rights and grievances of marginalised communities caught in these conflicts?
References
- https://www.sipri.org/yearbook/2021/04
- https://www.britannica.com/topic/India-Pakistan-conflict
- https://www.aljazeera.com/news/2025/5/7/operation-sindoor-whats-the-significance-of-indias-pakistan-targets
- https://carnegieendowment.org/posts/2025/05/indian-airstrikes-in-pakistan-may-7-2025?lang=en
- https://acleddata.com/update/qa-what-does-indias-naxal-maoist-insurgency-look-2025
- https://www.pib.gov.in/PressReleasePage.aspx?PRID=2120771®=3&lang=2
- https://www.drishtiias.com/to-the-points/paper3/north-east-insurgency
- https://www.britannica.com/topic/Afghanistan-Pakistan-Conflict-2025
- https://www.ohchr.org/en/press-releases/2026/03/afghan-pakistani-border-un-experts-urgently-call-lasting-peace
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