Dating in vapi
In this the Portuguese were supported by low-caste tamils who had been converted to Christianity already during the co-habitation of Sankili-I with the Portuguese.However, Mudliyar Attapattu who had been dispatched by the King of Kandy (Senerat) with an army of 10,000 defeated the the Portuguese soon after, as documented then by Joao Ribeiro and more recently by Tikiri Abeysinghe, (Jaffna under the Portuguese ISBN 955-1131-70-1).The name "Sinhalé" was used when Kandasamy was crowned "Sri Wikrama Rajasinghe".
The Dutch did not honour the treaties, tricked the king and in their hay day ruled most of the maritime provinces of Sri Lanka.
Sinhala Prakrit itself became known as "Elu", or "Hela-basa" හෙලබස.
Similarly, the name Lanka → Ilankai was adapted during the Cankam period into Dravidian languages, giving its Tamil form Ilankai, .
In modern parlance, the English were brought in by the Kandyans to establish "human Rights"! King Panduwas Dev (Pandukabhaya, 4 century BCE) had divided the country into three provinces, viz., Phiti rata or Raja rata, north of the Mahaweli Ganga and Daduru Oya, Rohana or Ruhuna being south of the Mahaweli and extending up to Kalu ganga, while Maya rata extended from the Kalu Ganga to Deduru oya.
These kingdoms were governed by Yuvarajas (Viceroys) to whome power was delegated by the King.
The name Taprobana is attributed to Megasthenes in the 4th century BCE.