Sixty-five Ukrainian soldiers have completed their training on Patriot air defense systems in the United States, the Pentagon said, announcing that Washington would now send Patriot batteries and Abrams tanks to Kiev ahead of schedule.

Over and over, U.S. government officials and their mainstream media allies called Russia’s 2022 invasion of Ukraine an “unprovoked attack.” The slogan became so overused that people began to ask the obvious question: Why do they protest so much? In Provoked: How...