Germany's Gen Z Protests Draw Tens of Thousands, With Unrest in Cologne

European youth protests target education funding and housing costs

Student conference and police warn of possible protest violence

Government does not expect unrest on France's scale

Initiative spokesperson Gianni Matheja withdraws before nationwide demonstrations

Online protest registrations reach roughly 160,000 across Germany

Authorities plan border measures against potential violent arrivals

Protests begin largely peacefully as Cologne march is cancelled

Later reporting records tens of thousands and Cologne unrest