Protests across Germany drew 120,000 people before violence erupted in Frankfurt and other cities; more than 100 police officers were injured, dozens arrested and stores looted; officials blame far-le

Tens of thousands of demonstrators gathered in the eastern German city of Erfurt on Saturday, blocking major roads and disrupting public transport, but failed to stop the far-right Alternative for Germany (AfD) from opening its annual party congress.

Nationalist leaders are framing unrest as consequence of failed liberal governance and open borders