Before the Holocaust, one of the best-known tragedies in Jewish memory was the uprising led by Bohdan Khmelnytsky in the 17th century - when nearly half the Jews in Ukraine were slaughtered. But in modern-day Ukraine, Khmelnytsky is a national hero. Streets and a city are named after him, and his face even appears on the five hryven banknote.
The European Commission has produced a guide on countering hate speech online.
The code of conduct, which requires companies to review the majority of flagged hate speech within 24 hours and remove it, if necessary, has been signed by internet giants such as Facebook, Twitter and Google.
J-Street, the American liberal Jewish group, was given more than half a million dollars to promote President Barack Obama's controversial nuclear deal with Iran in the face of fierce opposition from Israel, it has emerged.
The group, which declares itself pro-Israel, was given the money by the Ploughshares Fund, the main organisation used by the White House to advocate for the deal.
Amsterdam's City Council has agreed to pay the local Jewish community £8 million as compensation for forcing returning Holocaust survivors to pay property taxes that they had incurred while in death camps and in exile around Europe.
Mayor Eberhard van der Laan made the announcement at the opening of a new Holocaust museum in the city last week.
Turkish President Recep Tayyip Erdogan reportedly has a long-standing disagreement with his deputy prime minister over the existence of a shadowy financial group that is said to be conspiring to bring down the country.