In a week that saw Montreal Jewish institutions targeted in multiple acts of violent intimidation, Quebec bishops have issued a message of solidarity with the Jewish community.

Throughout history anti-Semitism has consistently raised its ugly head. From murderous pogroms in Russia to the ultimate in hatred that played out in the Holocaust. Even in Canada when Jews were trying to find refuge in Canada in the 1930s the popular slogan was: None Is Too Many.

Persistent prejudice is inspiring one Catholic scholar to respond with persistent and faithful research.

VATICAN CITY -- Pope Francis condemned the "barbaric resurgence" of anti-Semitism and criticized the selfish indifference that is creating the conditions for division, populism and hatred.

A spike in attacks on Jews in North America and Europe has prompted the Sisters of Sion in Canada to speak out.

MANCHESTER, England -- An English cardinal has condemned "all expressions of hatred" after anti-Semitic graffiti was daubed across shops, cafes and a synagogue in London.

LOS ANGELES -- Decrying the acts of religious violence that have taken place during the Christmas season, the president of the U.S. bishops declared: "Violence in the name of God is blasphemy."

PARIS – The French bishops' conference has condemned rising anti-Semitism in the country, as official data showed a massive increase of attacks, prompting new government measures.

VATICAN – Sharing the same roots as their Jewish brothers and sisters, Christians cannot be anti-Semitic and must work to ensure anti-Semitism is banned from society, Pope Francis said.

VATICAN – Pope Francis prayed for those affected by a deadly attack inside a Pittsburgh synagogue, calling it an act of inhumane violence.

WASHINGTON  – The U.S. Catholic bishops stand with "our brothers and sisters of the Jewish community," the president of the U.S. Conference of Catholic Bishops said Oct. 27 after a horrific shooting earlier that day in Pittsburgh at the Tree of Life Synagogue, described as a hub of Jewish life in that city.

Electoral successes for the ultra-right across Europe is being accompanied by a frightening rise in attacks on Jews, while left wing parties give ethical cover to anti-Semites with constant criticism of Israel, Fr. Patrick Desbois said at an event hosted by the Friends of Simon Wiesenthal Centre for Holocaust Studies at Toronto’s Glenn Gould Theatre Oct. 15.

The day after president-elect Donald Trump appointed a man accused of anti-Semitism and Islamophobia as his chief strategist, two of the nation’s largest Jewish and Muslim advocacy groups formed an unprecedented partnership to fight bigotry.

JERUSALEM – Following a joint visit to the Auschwitz-Birkenau concentration camp in Poland, Israeli religious leaders urged world leaders to act with "unwavering resoluteness" against the anti-Semitism and hatred toward others becoming more prevalent in today's society.

While many countries in Europe have sealed their borders to refugees, Germany has done the opposite. Last year, the country registered more than one million asylum seekers, including 425,000 from ravaged Syria.