Britain has previously said reports of undeclared police stations in the country were 'extremely concerning' and that any intimidation on British soil of foreign nationals by China or other states was unacceptable.

Canadian media outlets have published several reports citing allegations by anonymous intelligence sources that the Chinese government ran schemes to interfere in Canada's last two elections.

An Asia-focused rights group based in Spain, has published two reports since September indicating that Chinese authorities have established 102 overseas police stations in 53 countries, including Japan.

An Asia-focused rights group has published two reports indicating that Chinese authorities have established 102 overseas police stations in 53 countries, including 11 in Italy, the highest number of any foreign nation.

The stations are an extension of Beijing's efforts to pressure some Chinese nationals or their relatives abroad to return to China to face criminal charges, the reports say.