Instagram reinstated Robert F. Kennedy Jr.’s account over the weekend after he launched a campaign for president. The 69-year-old nephew of John F. Kennedy was kicked off the platform in February 2021 after he posted an anti-vaccine screed. In April 2023, he launched a long-shot campaign to be the Democratic nominee for President. Last week, he complained on Twitter that his campaign team had been unable to register any Instagram accounts. “Social media is the modern equivalent of the town square,” he wrote. “How can democracy function if only some candidates have access to it?” Instagram, whi...