First Appearance: The New Invaders #0 (Aug. 2004): "Once an Invader... Part 4"
Number of Appearances: 1
Enemy of: Red Skull
Note: ruled Middle Eastern nation until replaced by Red Skull
Hassan was the ruler of the Middle Eastern nation of Mazikhandari (a Muslim nation). Hassan was assassinated by the Red Skull and replaced with a synthetic copy who was an agent of the Red Skull. Eventually the Red Skull's ruse was exposed by the Invaders and the Avengers.
Suggested links for further research about this character and the character's religious affiliation: