Jewish federations across Canada have launched emergency fundraising appeals to support Ukrainian communities under attack after a Russian invasion began Feb. 23. “The entire country faces chaos, scarcity and political violence and members of Ukraine’s Jewish community are especially vulnerable,” UJA Federation of Greater Toronto and Montreal’s Federation CJA, said in an email to community members. “Serious security threats—like the potential for looting or violence now loom over Ukrainian Jewish institutions.” Funds will be directed to Jewish organizations that are already working in Ukraine and the region, including the American Jewish Joint Distribution Committee, which is providing food and medical...