In 1657, octroi was imposed in larger Danish cities which changed the layout and face of Aarhus over the following decades.
Wooden city walls were erected to prevent smuggling, with gates and toll booths on the major thoroughfares, Mejlgade and Studsgade.
In 2017, Aarhus has been selected as European Capital of Culture along with Paphos in Cyprus.With the Danish spelling reform of 1948, "Aa" was changed to "Å".Parts of the ramparts are still in existence today and can be experienced as steep slopes at the riverside and they have also survived in some place names of the inner city, including the streets of Volden (The Rampart) and Graven (The Moat).Aarhus grew to become one of the largest cities in the country by the early 16th century.; officially spelled Århus from 1948 until 31 December 2010) is the second-largest city in Denmark and the seat of Aarhus municipality.
It is located on the east coast of the Jutland peninsula, in the geographical centre of Denmark, 187 kilometres (116 mi) northwest of Copenhagen and 289 kilometres (180 mi) north of Hamburg, Germany.
In the 1950s many jazz clubs sprang up around the city, fuelled by the young population.
By the 1960s, the music scene diversified into rock and other genres.
The city gates funnelled most traffic through a few streets where merchant quarters were built.
In the 17th century, Aarhus entered a period of recession as it suffered blockades and bombardments during the Swedish wars and trade was dampened by the preferential treatment of the capital by the state.
In the 900s an earth rampart for the defence of the early city was constructed, encircling the settlement, much like the defence structures found at Viking ring fortresses elsewhere.