as peasants entered the city and mounted a surprise attack. After six months of siege, the forces of Henry IV regained control of the city and put an end to its autonomous rule.
During the 18th and 19th century, the textile tradition of Amiens became famous for its velours. The Cosserat family rose to prominence as one of the wealthiest of Amiens' textile manufacturing families.
In 1789 the provinces of France were dismantled and the territory was organised into departments. Much of Picardy became the newly-created department of Somme, with Amiens as the departmental capital.
In November 1801, British and French delegates began discussing terms of peace at the Amiens Congress. On 25 March 1802, the United Kingdom of Great Britain and Ireland and the First French Republic signed the Treaty of Amiens, putting an end to the Second Coalition against France.
During the 19th century, Amiens began to feel the effects of the industrial revolution. The city walls were demolished, opening up space for large boulevards around the town centre. The Henriville neighborhood in the south of the city was developed around this time.
In 1848, the first railway arrived in Amiens, linking the city to Boulogne-sur-Mer. After this time, the city began to grow beyond the river and into the surrounding hills.
During the 1870 Franco-Prussian War, Somme was invaded by Prussian forces and Amiens was occupied.
Early science fiction author Jules Verne took up residence in Amiens in 1871, having met his wife there at a wedding in 1856. He was later elected city councilman in 1888.
In 1889, Jules Verne presided over the opening of the Amiens circus, including a courthouse, a police station and a museum dedicated to the history of Picardy.
The 20th century
Beginning in 1905, Victor Commont, called "the founding father of modern Prehistoric science, performed important archaeological work in the Picardy
