A 54-year-old German army officer who confessed to spying for Russia has been sentenced to three and a half years in prison by a court in Dusseldorf. The man, a captain, had acknowledged betraying sensitive military information to the Russian secret services. He also joined the far-right Alternative for Germany (AfD) political party around the same time he offered himself up to Russian intelligence. Prosecutors accused him of serving as an agent for a hostile, ruthlessly aggressive foreign power. German police officers arrested the man in Koblenz on August 9, and he has been held in custody si…