The very debate around how Labour has dealt with this issue revolves around some key tropes of anti-semitism.
As the party faces more internal strife over antisemitism, it's worth considering what Labour stands for.
The reality is that Bill Shorten is, in many ways, a garden-variety centre-left leader.
The Labour leader's vision for a customs union after Brexit is even more optimistic than the one being proposed by Theresa May.
What was really behind the Corbyn spy smear.
The fact Jeremy Corbyn spoke to a Communist spy posing as a diplomat in the 1980s does not make him a Communist agent. Many politicians and diplomats were tricked into similar meetings.
Jeremy Corbyn's Labour managed something huge in 2017, even if turnout hasn't proved to be as high as expected.
Labour movements on both sides of the Atlantic have a rich history that's worth rereading now.
Public support for nationalisation is through the roof. Actually the system is only barely private.
If Labour was such a disaster during this decade, how come so many of its then policies are now maintstream thinking?
Jeremy Corbyn should heed lessons from his Labour predecessors on immigration policy.
Scotland's former first minister has sparked outrage in the UK with his latest move.
Grime could provoke the most disruptive cultural transformation of the British music industry in decades.
It might sound funny but we need fresh thinking to face up to 21st century challenges. This is one way of looking at the problem.
The government has ignored this group for years, now it asks why they vote for the opposition.
Labour has recognised young people as survivors of the economic crash, which has helped fuel a surge in support for Labour.
Britain's Labour under Corbyn is smelling power, and the making of a new social revolution. In contrast, in South Africa's governing ANC is in disarray, with no moral compass or credible leadership.
The Canary has been accused of spreading "fake news" about the BBC's political editor. We asked two media experts to examine the issue.
An alternative vision for British society and a smart move on Brexit made this leader's speech one for the history books.
Tim Bale reports from the seafront in Brighton, where Labour is holding its annual conference.