Theodosius Repulsed from the Church by Saint Ambrose

Theodosius Repulsed from the Church by Saint Ambrose (c. 1705) depicts the famous confrontation in 390 CE when Bishop Ambrose of Milan barred Emperor Theodosius from entering the cathedral following the massacre of Thessalonica. Magnasco, a Genoese artist active in Milan and Florence, treated the episode in his characteristic manner — nervous, flickering brushwork, elongated figures, dramatic chiaroscuro — creating an atmosphere of agitated spiritual urgency rather than historical grandeur. The subject carried contemporary resonance for his patrons in Milan, where the memory of Ambrose as the city's founding bishop was a source of civic pride. Magnasco's style anticipated the emotional restlessness of Romanticism by more than a century.

Magnasco's characteristically nervous, rapid brushwork creates flickering, almost spectral forms. The elongated figures are rendered with quick, slashing strokes that suggest movement and agitation. The dark, atmospheric palette is punctuated by sharp highlights of white and gold, creating a dramatic chiaroscuro effect unique to Magnasco's visionary manner.