. . . . . "Byzantine period" . "parts of Greece" . "Byzantine-era" . . . "Slavic invasion of Greece" . "Byzantine years" . "Byzantine era" . "Byzantine" . "Medieval Greece" . "Byzantine Greek" . "Byzantine Greece" . . "Early Byzantine period" . "Greek world" . . . "Byzantine Period" . . "Greece, Byzantine" . . "Greece" . "Byzantine Greece" . . "medieval" . . . "Greek" . "Middle Ages" .