Tehran, Jan. 14 -- The Iranian authorities have executed British-Iraniandual citizenAlireza Akbarion charges of espionage for the UK spy agency, judicial news agency Mizan reported.

"The sentence of #Alireza_Akbari, who was sentenced to death on the charge of corruption of the land and widespread action against the internal and external security of the country through espionage for the intelligence apparatus of the British government in exchange for receiving a salary of 1,805,000 euros, 265,000 pounds and 50,000 dollars, has been executed," Mizan News Agency tweeted.

British Prime Minister Rishi Sunak said he was "appalled by the execution."

"This was a callous and cowardly act, carried out by a barbaric regime with no respect for the...