Article continues below advertisementGeorge Clooney blasted President Donald Trump for his recent threats to "destroy an entire civilization" in Iran, labeling such rhetoric as a war crime.The award-winning actor made these remarks while speaking to a group of 3,000 high school students in Cuneo, Italy, where he warned that such escalations represent a dangerous departure from international norms.Trump posted on Truth Social that a "whole civilization will die tonight" unless Iran agreed to specific terms regarding the Strait of Hormuz.