"Persian invasion" . "Scythian campaign of the Persian king Darius I" . "campaigned against the Scythians" . . . "Scythians" . . "punitive expedition" . . "Darius's attack on Scythia" . "Budini&Gelonians" . "Androphagi" . "attacked the Scythians" . "Tauri" . . . . "Melanchlaeni" . "Royal Scythians" . "Scythian campaign of Darius I" . "Darius's campaign" . "Scythian campaign of Darius I" . "attacked the Scythians in 513 BCE" . . "Allies:" . . "European Scythia" . "Neuri" . . . "Scythian campaign of Darius the Great" . "Persian victory (Achaemenid success with the expansion of Achaemenid empire into Europe)" . "Scythian campaign" . . . "Agathyrsi" . . . . . . "Getae" . . "campaign to Scythia" . . "Sauromatae" . "Ionian allies" . "Achaemenid Empire" .