The Limbu (also spelled Limboo or Yakthung) are an ancient indigenous community of the eastern Himalayas, with ancestral roots deeply embedded in present-day Eastern Nepal, Sikkim, and parts of West Bengal, India.
Their history is a tapestry woven with oral traditions, archaeological findings, and genetic insights, revealing a journey of resilience and cultural continuity.

Yakthung Laaje: The Mythic Homeland
According to Limbu oral tradition, their ancestral homeland is Yakthung Laaje, meaning "the land of the Yakthung (Limbu) people." This culturally rich territory historically encompassed Limbuwan, stretching across eastern Nepal and adjoining regions in India.

Regions Encompassed:
- Limbuwan: Eastern Nepal (Province No. 1)
- Ilam & Taplejung: Hilly districts of Nepal
- Sikkim: Indian state bordering Nepal & Bhutan
- Darjeeling & Kalimpong: Northern West Bengal, India
Das Limbuwan: The Ten Kingdoms
Historically, Yakthung Laaje was organized into ten autonomous chiefdoms, each governed by a local chieftain. These were collectively known as the "Das Limbuwan" or "Ten Limbu Kingdoms," reflecting a sophisticated system of self-governance.
- Panthar: Panchthar District, Nepal
- Yangwarok: Eastern Taplejung
- Maiwakhola: Between Tamor and Mai rivers
- Athraya: Present-day Terathum
- Tambar: Near the Tamur River
- Mewak: Eastern Ilam
- Khumbang: Southern Taplejung
- Phunglung (Walung): Upper parts of Taplejung
- Chhathare: Present-day Chhathar area
- Thala: Around present-day Sankhuwasabha District
Migration, Treaties, and Cultural Shifts
The Gorkha Conquest & Limbuwan-Gorkha Treaty (1774)
The 18th century marked a pivotal moment with King Prithvi Narayan Shah's Gorkha unification campaign. After conflicts, the Limbuwan-Gorkha Treaty of 1774 was signed, integrating the ten Limbu kingdoms into the expanding Gorkha Empire.
- Recognized the Kipat system (communal land ownership)
- Guaranteed cultural & administrative autonomy to chieftains
- Maintained local governance through customary laws
These rights were gradually eroded over time, leading to loss of land and identity.
Migration to India
Historical shifts led many Limbu to migrate to neighboring regions, establishing strong cultural enclaves that thrive today.
- Sikkim: Particularly under the Namgyal monarchy.
- Darjeeling & Kalimpong: Under British colonial rule.
Linguistic & Genetic Roots
Language: Yakthung Pan
The Limbu people speak Yakthung Pan, a member of the Sino-Tibetan language family (Kiranti subgroup). It is famously written using the Sirijunga script, revived in the 18th century.
- Rich oral tradition: myths, stories, proverbs.
- Complex verb conjugation and grammar.
- Unique vocabulary and expressions.

Genetic Studies
Modern genetic research indicates shared ancestry with other Tibeto-Burman communities across the eastern Himalayas.
- Presence of mitochondrial DNA common to Kirati groups.
- Genetic markers pointing to East Asian ancestry.
This supports the theory of ancient migration from northeastern Asia into the Himalayan belt, shaping the unique genetic landscape of the region.

Cultural Continuity & Modern Revival
Despite historical challenges, the Limbu people actively preserve and revive their rich heritage.

- Chasok Tangnam Festival: Celebrates agriculture and ancestral spirits, a vibrant cultural cornerstone.
- Language Preservation: Efforts through schools, digital tools, and apps to sustain Yakthung Pan.
- Sirijunga Script Teaching: Promoting literacy and cultural identity through their unique script.
- Youth Engagement: Young Limbus are actively involved in community groups, research, and creative arts to connect with their identity.
Key References
- Chemjong, Iman Singh. History and Culture of the Kirat People (1967)
- Subba, Tanka Bahadur. Politics of Culture: A Study of Three Kirata Communities in the Eastern Himalayas (1999)
- Limbu, Bairagi Kainla. Yakthung ko Itihaas "The Limbuwan-Gorkha Treaty (1774)" – Archival Documents, Nepal
- van Driem, George. Languages of the Himalayas
- Chaubey et al. (2014). The peopling of the Himalayas: insights from genetic data