Visitors and locals started the mourn ceremony for Imam Hussein on Friday by beating themselves with chains, walking towards his shine in the city and holding funeral sessions in the mosques.
Baden-Württemberg Culture Minister Susanne Eisenmann said the ban would encourage "togetherness" and "open communication", which she says can't be achieved with a veil.
Abdul Aziz, 48, didn't run or hide when the Christchurch shooter approached the Linwood mosque where he was praying with his sons. Instead, he went out and faced him.
Do you think this could work?
Watch: The religious five-day festival is one of the principal holidays in the Muslim calendar.
Watch: The five-day festival ends August 25.
A Muslim woman has been awarded €3,829 in compensation after her job interview was ended abruptly because she refused to shake hands.
Safaa Boular, 18, was convicted of preparing terrorism acts at home after failing to travel to Syria to join militants of the so-called Islamic State.