Like the rest of Armenia's population, they suffered the consequences of regional powers trying to divide and conquer the country.[5] By 360–370 AD, there was a massive increase in Jewish Hellenistic immigration into Armenia; many Armenian towns became predominately Jewish. During this period (4th century AD), after the conquest of Armenia by the Sassanid King Shapur II he deported thousands of Jewish families from Persian Armenia and resettled them at Isfahan (modern Iran).[3][6]