Hyderabad, Jan. 16 -- An American citizen of Iranian origin, Siamak Namazi, who has been held in Iran for seven years, on Monday began a seven-day hunger strike in Evin prison and appealed to US President Joe Biden to bring him home.

51-year-old Namazi informed President Biden of his hunger strike in a letter noting that he now holds the "unenviable title of the longest-held Iranian-American hostage in history."

The announcement of the hunger strike came on the anniversary of the release of five Americans in 2016 after the United States and Iran began implementing the agreement on the Iranian nuclear program that was concluded under President Barack Obama.

"When the Obama Administration unconscionably left me in peril and freed the oth...