Question

Why did Realism as a movement in art develop in the nineteenth century?

Answer 1

Realism was an artist movement that began in France in the 1850's, after the 1848 Revolution. Realist rejected Romanticism, which had dominated  French Literature and art since the late 18th century. 

Answer 2

Realism began to emerge in the 19th century as to reject the ideas of Romanticism.

Step-by-step explanation:

Realism began to emerge in France for the first time during 1840 and continued till later the 19th century (1880). Realism in art started when painters began to draw from the everyday lives of the working class. Some of the famous artist and writers during this period were Gustave Courbet, Edouard Manet, Henry James, Gustave Flaubert, etc. Therefore realism based on the direct view of the modern world.