Gustave Flaubert's 'Madame Bovary' is a landmark novel in the realist literature movement, published in 1856. The story follows Emma Bovary, a woman trapped in a dull provincial life, who seeks escape through romantic fantasies and material indulgence. Flaubert's precise style and focus on character psychology exemplify the shift towards realism, highlighting the struggles of individuals against societal constraints and the harsh realities of life.