During a left-wing demonstration by women on the evening of Walpurgis Night in Berlin-Kreuzberg, the police were attacked with bottles and firecrackers.
The police tweeted this on Sunday evening and also reported a dpa photographer.
A stone was also thrown at the police.
Police went on to tweet, "We don't yet know if anyone was injured."
Berlin – At least one woman was arrested.
According to initial information from the police, around 2,000 participants took part in the demonstration entitled “Take back the night.
demonstration”.
There were chants to the police like "Get lost, get lost", firecrackers were set off and Bengal fire was burned.
The police stopped the demonstration twice on the way from Mariannenplatz in the direction of the Schlesisches Tor and called for peacefulness.
In some cases, the police took umbrellas from demonstrators who used them as privacy screens.
In the call to the demonstration, all participants were asked to bring umbrellas.
At the same time, the police in the Viktoriapark in Kreuzberg ended "an unauthorized concert by a rapper," as they announced on Twitter.
Music was also played in other parks such as Mauerpark, Gleisdreieckpark and Treptower Park, where smaller parties were celebrated on the lawns.
The police tried to keep an eye on everything.
"Our helicopter is now getting an overview of the situation in the well-frequented parks in northern Berlin," the police tweeted.
They want to find out where people are particularly crowded, because in previous years there had always been minor riots in the parks, according to the police.
dpa