By bne IntelliNews Nato Deputy Secretary General Mircea Geoana has announced that he is resigning from the North Atlantic Alliance effective September 10, Nato confirmed on September 3. Geoana, a former president of the Social Democratic Party (PSD), former presidential candidate on the PSD’s ticket and co-founder of a political vehicle with Romanian politician Marian Vanghelie, has actively campaigned for the presidency of Romania as an independent candidate over the past months. Geoana now plans to formally announce his candidacy for the presidential elections in Romania, according to G4Medi…