Paradiplomacy and the Teesta river water dispute: national interest vs regionalism

As the Prime Minister of Bangladesh visits India, Falguni Tewari takes stock of the Teesta river water dispute which is a key discussion point. She writes that the stalemate over water sharing has highlighted the limitations of subnational diplomacy, and that West Bengal CM Mamata Banerjee must recognise the need to balance state and national priorities in negotiations.