"China's authorities have under certain circumstances detained foreigners citing 'endangering national security'," the British Foreign Office said in its latest advice posted on its website.
Zaghari-Ratcliffe was temporarily released from jail in March amid concerns over the spread of the new coronavirus in Iran's prisons but is barred from leaving the country.
Thaker’s account tweeted that Israel is “racist” and a “white supremacist state.”
The paper said that Hijjawi was arrested at Heathrow airport and the 62-year-old's house in the Blackhall area of Edinburgh was searched by Scottish police.
“It is now time for both sides to come together and engage in the dialogue to deliver the negotiated two-state solution."
Sandwich consumption is considered to be a national habit, as Brits eat around 11.5 billion sandwiches a year. This means that a single British adult consumes some 200 sandwiches a year.
In April, Poland’s parliament sent draft legislation aimed at blocking restitution of property lost or stolen during the Holocaust to a committee.
"Antisemitic? Are u stupid? Do you know what these people do to the world?" Wiley wrote.