Focus on Vision of Constantine (Stavarkis) and discuss the History.
Vision of Constantine is a tempera painting on wood panel in the form of an arch.  The height of the work is 86 cm (33.8 in) and the width is 174 cm (68.5 in).  The painting was used to fill an archway in a church in Zakynthos.  A large number of vessels are present in the water as the battle is about to ensue.  A city looms in the background.  The artist carefully paints the structures indicating a saturated city possibly Rome.  The horse is greeted by a soldier.  He is dressed in ostentatious attire.The gold of Constantine's militaristic attire is representative of the celestial realm from which he descended.  Constantine's imperial uniform exhibits intricate ornamentation and brilliant colors.  His cape flows in a weightless setting.  The gold decoration illustrates Constantine's majestic divinity.  The horse is sculpturesque as it rests on its hind legs.  The emperor's hand gestures are similar in Moskos and Stavraki's paintings.  Both works also resemble Bernini's equestrian statue of Constantine The Vision of Constantine.  All three versions of The Vision of Constantine convey a unique hand gesture of prayer.  An angel is behind the Constantine playing a horn while he gazes at a cross in the sky with the famous Greek inscription.  Ἐν τούτῳ νίκα (En to tow nika) the translation is by this sign, you will conquer.
Vision of Constantine Bernini The Vision of Constantine Zakynthos Moskos