 Between 1912 and 1913, he studied in Paris, at the Académie de la Grande Chaumière, during which time he was attracted to Impressionism.Drafted into the Romanian Army at the start of the Romanian Campaign of World War I, Dimitrescu was profoundly touched by the experience, and began painting tragic pieces that documented the misery brought by the conflict.Like his friend Tonitza, he began exploring social themes, such as queuing and the effects of bombardments.