Michaela Benson reflects on Britain's relationship to the people of Hong Kong past and present. She highlights how the Hong Kong BN(O) visa, which seems an exceptional act in the broader context of the Hostile environment, sits in a longer history by which the Hong Kongers have been considered as an exception in Britain's nationality and immigration legislation.

When travelling across the world, people are being subjected to multiple forms of tracking and profiling by unaccountable state agencies, what risks are there for migrants in the growing us of technologies for migration governance and enforcement?