Andrii Tkachuk, PhD, D.Sc., Doctor of Sciences in History, Colonel, holds the position of Defence, Air, and Naval Attach? of Ukraine in the Republic of Austria since 2016. He joined the Armed Forces of Ukraine in 1999. He was an attach? at the Embassy of Ukraine in Berlin (2014-2016). Dr. Tkachuk received an MMA from Bereznyak Military Diplomatic Academy in 2010. In 2011, he obtained a PhD from Lviv National Ivan Franko University. In 2021, Dr. Tkachuk earned the degree of Doctor of Sciences in History. He is the author of 33 academic articles and two monographs in the field of military history, regional security, relations between Ukraine and NATO, combat operations in the east of Ukraine.
The OSCE is the only international organisation that has been directly involved in resolving the ongoing Russia-Ukraine conflict. The Russian aggression against Ukraine, illegal occupation of Crimea, and militarisation of the peninsula have been intensively discussed in the OSCE forums. The Crimean and Black Sea security issues have been in focus since the spring of…
