Britain's foreign secretary told Iran's government this week that the UK will not tolerate hostile activity against British Jews on British soil, according to the BBC. Days later, a prominent Jewish newspaper reported that London Mayor Sadiq Khan is accused of an "extraordinary" failure to adequately engage Jewish community leaders amid ongoing attacks on the community, per the Jewish Chronicle.

In talks with Iran's minister, the foreign secretary stressed "the UK's unwavering resolve to combat threats from Iranian-linked groups in UK soil, including attacks on the British Jewish community," according to the BBC.

Hypothesis: Miliband's warning may mark a wider pattern in which Western governments talk tough on Iran-linked threats to Jewish communities while protection and political engagement on the ground lag behind. Supporting this: both developments surfaced in the same week, one from national government and one from local government, concerning the same community and pattern of attacks. Against this: the reporting does not establish any direct link between Iran-linked activity and the criticism of Khan, and neither source specifies what the "hostile activity" or the mayoral failure actually involved.

What to watch: whether Whitehall's warning to Tehran is followed by any disclosed enforcement or intelligence action, and whether City Hall responds to the community-engagement criticism.