Sri Lanka, Jan. 6 -- The joint opposition yesterday called on Prime Minister Harini Amarasuriya to resign from her portfolio as Minister of Education, alleging responsibility for what they described as a serious error in the Grade Six curriculum.

The demand was made by representatives of the People's Alliance, Pivithuru Hela Urumaya, Sri Lanka Mahajana Party (SLMP), the United National Party (UNP), the Nawa Janatha Peramuna, and several former Members of Parliament representing the Sri Lanka Podujana Peramuna (SLPP).

The call was made at a media briefing attended by Pivithuru Hela Urumaya Leader Udaya Gammanpila, former MPs Anura Priyadarshana Yapa, Prof. G. L. Peiris, Indika Anuruddha, Premnath Dolawatta, Asanka Nawaratne, Sugeeswara B...