Keeping out foreigners has long been a neuralgic issue in European politics.
While it proved impossible on some neuralgic issues such as Indochina or Jewish emigration from the Soviet Union, there was more unity on foreign policy than in any other area.
Instead, Reagan announced, he wants to concentrate on an issue about which the Soviets are suspicious, combative and neuralgic--their sponsorship of client states in the Third World.
Nick Clegg in guardian.co.uk It's been the neuralgic issue for us,says the MP Nick Clegg, a Campbell campaign leader.
Francis Maude in Independent Explaining the secrecy, Mr Maude told the forum: "It is a neuralgic business, because all senior figures in opposition suffer, understandably, from a concern about being seen to take it for granted. There's always this concern - isn't it arrogant?...