Facebook Inc. dismantled a new set of influence campaigns originating in Russia and Iran designed to sow division in global politics, part of the social-media company’s broader purge of bad actors on its site.
Those originating in Iran, a total of 652 pages and accounts, were flagged for “coordinated inauthentic behavior” and targeted internet services in the U.S., Middle East, U.K. and Latin America.
Facebook...