 The gospel of Matthew is a work of the second generation of Christians, for whom the defining event was the destruction of Jerusalem and the Temple by the Romans in AD 70 in the course of the First Jewish–Roman War (AD 66–73); from this point on, what had begun with Jesus of Nazareth as a Jewish messianic movement became an increasingly Gentile phenomenon evolving in time into a separate religion.The community to which Matthew belonged, like many 1st-century Christians, was still part of the larger Jewish community