UNIAN: Ukraine backs Venezuelan opposition leaderBy UNIAN. Published Feb. 4, 2019. Updated Feb. 4 at 9:26 pm Opposition leader Juan Guaido gives his thumb up to thousands of supporters, in Caracas on Feb. 2, 2019. Photo by AFPUkraine has announced it recognizes opposition leader Juan Guaido as Venezuela’s legitimate head of state.Read more here.