Complex sentence: Its publication in 1997 was well-received in Russia and powerful Russian political figures subsequently took an interest in Dugin, a Russian nationalist who has developed a close relationship with Russia's Academy of the General Staff.
Split into simpler sentences: Its publication in 1997 was well-received in Russia, and powerful Russian political figures subsequently took an interest in him. Dugin is described as a Russian nationalist who has a close relationship with Russia's Academy of the General Staff.