In 1867, Maximilian, emperor of Mexico, was executed with two of his generals by order of the opposing leader, Benito Juárez. The Parisian press reacted with horror against the rebel troops in Mexico and against Napoleon III in France; Napoleon had installed the Austrian Maximilian on the Mexican throne in 1864, but later withdrew support for his regime. Breaking with tradition, Manet represented the contemporary event on the grand scale usually reserved for scenes from ancient history or myth. This unfinished canvas is the first of several versions.