evidence: Mr Brokenshire replied that the British Government’s position "remains that the whole of Lough Foyle is within the UK". [...] It said both Governments "agreed to seek to address and resolve jurisdictional issues relating to both Lough Foyle and Carlingford Lough", a smaller body of water which is also in dispute. [...] Mr Brokenshire’s response, that the entirety of Lough Foyle lies within British territory, has been criticised by Sinn Féin as "arrogant" and "provocative".