Russia’s President Vladimir Putin has signed a decree appointing Sergei Shoigu as secretary of Russia’s national security council, replacing Nikolai Patrushev. The appointment comes after Putin proposed to appoint Andrei Belousov as the country’s defence minister instead of Shoigu, who has served in the post for years. The reshuffle comes as Putin starts his fifth presidential term and as the war in Ukraine drags on for the third year. The change comes weeks after Timur Ivanov, a Russian deputy defence minister in charge of military construction projects, was jailed pending an investigation an…