"Meanwhile, according to US intelligence sources with whom I have discussed Moscow’s activities, there are other cases of what the Russian spooks call “black cash” supporting pro-Brexit campaigns and campaigners, likely to be revealed over the course of the several inquiries taking place on the other side of the Atlantic. Of course, assessing the impact of these operations will require careful study and scholarly rigour. But when has this stopped anyone using eye-catching allegations for political advantage?"
I've got some difficulties to understand the last sentence (i.e., a question) in the passage above. What I understand is that "this" has stopped some in the future, but somehow I can't 'connect dots' to follow the author's reasoning here. Could that question be rephrased in plain English?
But when in the past up until now has this need for careful study and scholarly rigour. " It's a rhetorical question, as the writer thinks the answer is 'never'. These matters require careful study, but politicians prefer to start making quick allegations of wrong-doing.
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But when in the past up until now has this need for careful study and scholarly rigour. stopped anyone using eye-catching allegations for political advantage?"
It's a rhetorical question, as the writer thinks the answer is 'never'.
The basic idea is this.These matters require careful study, but politicians prefer to start making quick allegations of wrong-do