Amazon has terminated its hosting contract with Parler, claiming that language users posted to the social media platform might “incite violence.” The tech giant, however, hosts merchants on its own website selling products that many would say could incite violence, such as a t-shirt reading, “Kill All Republicans,” and a mug that reads, “Where is Lee Harvey Oswald now that we really need him?” The Media Research Center has found at least 204 examples of products sold on Amazon that promote violence, many of which target President Donald Trump, Republicans, and law enforcement. One product, sold by the vendor Florence...