Ukrainian Canadian Congress | 5,133 followers on LinkedIn. The Ukrainian Canadian Congress (UCC) is the voice of Canada’s Ukrainian community. | Who We Are The Ukrainian Canadian Congress (UCC) is the voice of Canada’s Ukrainian community. The Congress brings together under one umbrella all the national, provincial and local Ukrainian Canadian organizations. Together with its member organizations, the UCC has been leading, coordinating and representing the interests of one of Canada’s largest ethnic communities (1.2 million) for 70 years and instrumental in shaping Canada’s social, economic and political landscape.