Mona Lisa two years, Peruggia grew impatient and was caught when he attempted to sell it to directors of the Uffizi Gallery in Florence. It was exhibited in the Uffizi Gallery for over two weeks and returned to the Louvre on 4 January 1914. Peruggia served six months in prison for the crime and was hailed for his patriotism in Italy. Before its theft, the "Mona Lisa" was not widely known outside the art world. It was not until the 1860s that some critics, a thin slice of the French intelligentsia, began to hail it as a masterwork of Renaissance painting. In
Louvre two days of packing, truck convoys began to leave Paris. By 28 December, the museum was cleared of most works, except those that were too heavy and "unimportant paintings [that] were left in the basement". In early 1945, after the liberation of France, art began returning to the Louvre. By 1874, the Louvre Palace had achieved its present form of an almost rectangular structure with the Sully Wing to the east containing the Cour Carrée (Square Court) and the oldest parts of the Louvre; and two wings which wrap the Cour Napoléon, the Richelieu Wing to the north and the