The Hamburg Battle Painter Hamburg, 1623. A child is born into a city of commerce and maritime grit. This is Jacob Weyer. He does not remain a local figure for long. Seeking the pulse of contemporary art, he travels to Holland, absorbing the light and the heavy, dramatic shadows of the Dutch Golden Age. By 1645, his hand is active, leaving behind his earliest dated works. He is not merely a painter of quiet interiors; he is a man drawn…