BERLIN (AP) — Germany’s parliament is expected to vote Friday on an opposition bill calling for tougher rules on migration that could become the first legislation to pass thanks to a far-right party — adding to a controversy about the attitude of the front-runner in Germany’s upcoming election toward the far right.

Hundreds of people gathered outside the headquarters of Germany's opposition Christian Democrats (CDU) in Berlin on Wednesday evening to protest against the conservative bloc pushing through a motion to tighten migration policy with the help of votes from the far right.

A who's who of German talent signed an open letter calling for political leaders to "uphold democratic values" after a historic vote in the Bundestag that saw anti-immigration proposal pass with the support of the far-right.

BERLIN (Reuters) - A 99-year-old Holocaust survivor said on Thursday he would return his federal order of merit award to the German state in protest over a parliamentary vote in which support from the far-right was used for the first time to secure a majority.

Germany’s conservative bloc requested a surprise recess in the lower house of parliament on Friday in a sign of the tension over plans to pass a hard-line immigration bill with backing of the far right.

Germany's conservatives doubled down Friday on allowing the far-right AfD to back their pre-election push to restrict immigration, but failed to pass a contentious bill after a day of jeers