When did Edouard Manet paint The Luncheon On The Grass?

Edouard Manet painted "The Luncheon on the Grass" in 1863. The work was first exhibited at the Salon des Refusés in Paris in the same year, where it generated significant controversy and debate due to its unconventional subject matter and composition. The painting features a nude woman picnicking with two fully clothed men, challenging traditional norms of art and societal expectations.