In this artwork, how is the abstract discussed?
Departure of King Wilhelm I for the Army, July 31, 1870 is an oil on canvas painting by German artist Adolph Menzel, created in 1871.  It depicts a scene that takes place in the avenue Unter den Linden, in Berlin, where a crowd is paying tribute to King Wilhelm I of Prussia, as he passes in an open carriage, on his way to the Franco-Prussian War, who had started two weeks earlier. The painting is part of the collection of the Alte Nationalgalerie, in Berlin, since 1881.
Adolph Menzel Franco-Prussian War Wilhelm I of Prussia Berlin Alte Nationalgalerie Unter den Linden