[3] In 1945 he returned to the UK from the Middle East and was posted in the Allied/Foreign Liaison Section of the British Air Ministry.
[4] After the end of the war, Dakin returned to Birkbeck College where additional duties as an archivist were assigned to him.
He faced bureaucracy with humour and parallel to his popular night classes on the post-Napoleonic Congress system and his supervisory duties of postgraduate students, acquiring for both the fame of an enlightened and respected teacher.
His main work centered on modern Greek history[3] for which Paul, king of Greece, awarded him the Golden Cross of the Order of the Phoenix; Darkin was also named an honorary doctor of the Aristotle University of Thessaloniki in 1969 and a corresponding member of the Athens Academy from 1971.
[1][3][4] Following the foundation of the University of Cyprus, Darkin donated to it a big part of its book collection, consisting of about 850 titles; he then became and remained involved with the Cypriot Centre for Scientific Studies.