 Four years later, he took part in the Pskovian punitive expedition to Danish Estonia.At the time, Pskov was nominally under Novgorod, which was entangled in a conflict with Tver and could not defend Pskov from the Livonian Order.In response to the looting in Ladoga and Narva provinces, David, invited by Pskov nobles, led an expedition to Danish Estonia, an ally of the Order.