Strasbourg been populated since the middle Paleolithic. Between 362 and 1262, Strasbourg was governed by the bishops of Strasbourg; their rule was reinforced in 873 and then more in 982. In 1262, the citizens violently rebelled against the bishop's rule (Battle of Hausbergen) and Strasbourg became a free imperial city. It became a French city in 1681, after the conquest of Alsace by the armies of Louis XIV. In 1871, after the Franco-Prussian War, the city became German again, until 1918 (end of World War I), when it reverted to France. After the defeat of France in 1940 (World War II),
Seat of the European Parliament in Strasbourg and the 1950s buildings of the Strasbourg fair, some of which had to be torn down to make way for the "Immeuble du Parlement européen 4", its formal name. Built at a cost of 3.1 billion French francs (470 million euros) at the intersection of the Ill and the Marne-Rhine Canal, it houses the hemicycle for plenary sessions, the largest of any European institution (750 seats – expanded to 785 – for MEPs and 680 for visitors), 18 other assembly rooms as well as a total of 1,133 parliamentary offices. Through a covered footbridge over the Ill, the Louise Weiss