In a video address at the Frankfurt Book Fair on Thursday, Ukrainian President Volodymyr Zelensky said that a “lack of knowledge” was causing people to tolerate the policies of countries like Russia and Iran. Ignorant people are easier to manipulate, Zelensky said, adding that this made sharing information “about the terror that Russia has brought to Ukraine” all the more important. In the speech, which organizers said was recorded on Wednesday, Zelensky called on the audience to write, publish and distribute books “about those who weaken Europe.” He also invited writers to visit his war-torn …