The legislative capital, Sri Jayawardenepura Kotte, is a suburb of the commercial capital and largest city, Colombo.Sri Lanka has had a long history of international engagement, as a founding member of the South Asian Association for Regional Cooperation (SAARC), and a member of the United Nations, the Commonwealth of Nations, the G77, and the Non-Aligned Movement.Among the Paleolithic human settlements discovered in Sri Lanka, Pahiyangala (named after the Chinese traveller monk Faxian), which dates back to 37,000 BP, One of the first written references to the island is found in the Indian epic Ramayana, which provides details of a kingdom named Lanka that was created by the divine sculptor Vishwakarma for Kubera, the Lord of Wealth.an indigenous people numbering approximately 2,500 living in modern-day Sri Lanka.
Among other structures, large reservoirs, important for conserving water in a climate with rainy and dry seasons, and elaborate aqueducts, some with a slope as finely calibrated as one inch to the mile, are most notable.
The medieval period of Sri Lanka begins with the fall of Anuradhapura Kingdom.
In AD 993, the invasion of Chola emperor Rajaraja I forced the then Sri Lankan ruler Mahinda V to flee to the southern part of Sri Lanka.
Sri Lanka's documented history spans 3,000 years, with evidence of pre-historic human settlements dating back to at least 125,000 years.
Sri Lanka is a republic and a unitary state governed by a semi-presidential system.Sri Lankan dynastic history ended in 1815 CE, when the land became part of the British Empire.