This is an updated version of a previous article. Russia’s Wagner Group has called off its march on Moscow and agreed to stand down after launching a two-day mutiny and seizing a military base in the city of Rostov-on-Don. The Kremlin said it would drop all charges against the company and its leader, Yevgeny Prigozhin, who has been guaranteed safe passage to Belarus. Prigozhin shared a brief audio statement to social media on Saturday confirming his decision to withdraw, saying that the PMC would return to its “field camps” and continue their previous operations in Ukraine “according to...