Mug with relief historicizing scene

Unstamped silver partly gilded (letter E and an unidentified mark in oval on the underside beaten in deep);
H 23.5 cm, W 17.5 cm, D 12.7 cm; weight 649 g.
Germany?, mid-19th century.
On a circular foot, decorated with a half-shaft with an ornament of knockoffs and sequins, with an equestrian body decorated with a relief genre scene depicting a group of knights and their chieftain in front of whom two women are kneeling, probably a mother and daughter, the younger one embracing two small children, and the older one with outstretched hands asking for mercy for them, behind them stand two women huddled together, curiously observing the scene; on the side a channel-shaped ear with floral decoration, hinged lid, exalted, decorated with bouquets of fruit placed in three two-leaf reserves, finial in the form of an artichoke?; gilded interior.