The first African-born MP to enter the German parliament has announced he will not be standing in next year’s federal election, weeks after he revealed the hate mail, including racist slurs and death threats, he and his staff had received, Ednews reports via The Guardian.

Karamba Diaby, 62, who entered the Bundestag in 2013 in a moment hailed as historic by equality campaigners, said he wanted to spend more time with his family and to make room for younger politicians.

But his announcement comes just weeks after he laid out a litany of hate messages he and his parliamentary staff had received.

Diaby said the racist slurs and death threats were “not the main reasons” for his decision, having frequently emphasised he would not be cowed by threats. But they are widely believed to have played a part.

In interviews, Diaby has emphasised an increasingly hostile mood in parliament and society, blaming the 2017 entry of the far-right populist AfD to the Bundestag.

“Since 2017, the tone in the German parliament has become harsher,” he told the Berlin Playbook podcast of the news magazine Politico. “We hear aggressive speeches from colleagues of the AfD.