Original sentence: On the night of 21-22 December, given the high level reached by the waters of the Po, that had brought the enemy galleys up to the level of the embankment, the Ferrarese forces set up their artillery along the river and at dawn opened fire
Edited sentence: On the night of 21-22 December, given the high level reached by the waters of the Po, that had brought the enemy galleys up to the level of the embankment, the Ferrarese forces set up their famous artillery along the river and at dawn opened fire