According to the encyclopedia of Islam, Muhammad sent a letter to Khosrau II demanding him to convert to Islam. Khosrau, annoyed that some random Arab merchant would ask him to convert to his guy's religion, told his vassal in Yemen to send two men to kidnap Muhammad and bring him back to Ctesiphon.
IOTL, nothing came of it. But, what if Muhammad was kidnapped and dragged before the emperor of Persia? What butterflies would it create?
IOTL, nothing came of it. But, what if Muhammad was kidnapped and dragged before the emperor of Persia? What butterflies would it create?