Getty Dusseldorf police on patrol

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Dusseldorf police announced on Sunday that they had arrested the man after they had launched a search for the assailant after the daylight attack on the grandmother. The elderly woman had left in the church in the heart of the German city centre on October, 2, when the assailant pushed her into a narrow alley between two pubs. In the alley, which is usually closed off to the public and used for storing rubbish from the pubs, the perpetrator is said to have demanded money from the woman before sexually assaulting her.

Migrants clash with police across Europe Wed, February 15, 2017 Migrants clash with each other in over crowded camps across Europe. Play slideshow EPA 1 of 107 Moroccan Police look at immigrants trying to jump the six-meter-high fence in Ceuta, Spanish enclave on the north of Africa, 09 December 2016.

Getty Police in Dusseldorf on patrol

They despise our country and laugh at our justice Chief of the German police union Rainer Wendt

Dusseldorf police were able to construct a likeness of the suspect after a police officer recognised the man at a trains station. Local media reported that the DNA of the man, a Moroccan migrant who had previously lived in Spain, matched the traces found at the crime scene. According to reports the man had been previously arrested for robbing a teenager in May this year.

Getty Fire destroys a refugee shelter in Dusseldorf

The lady was treated in hospital for her injuries at the time but released the following day. The news comes after the chief of the German police union Rainer Wendt claimed that criminal migrants from north Africa were “laughing” at the German justice system as they are often allowed to go free after committing crimes. “They despise our country and laugh at our justice,” Mr. Wendt said.

Getty Dusseldorf skyline at night