A massive Italian maiolica lustre charger late 19th/20th century

A massive Italian maiolica lustre charger late 19th/20th century, painted with three figures appealing to a fourth who rises from a throne, the rim with foliate scrolls and mythical beasts around urns of fruit, in blue enamel, golden copper and ruby lustre, titled to the reverse 'Sabino Si Unisce Agli Sparti Contro Roma', AR monogram, 55.3cm.