Bulgaria has made progress in building a navy able to advance its interests in the Black Sea and work alongside NATO allies, but modernization and professionalization have been slow and difficult.
"The Bulgarian Navy after the Cold War: Challenges of Building and Modernizing an Effective Navy,"
Naval War College Review: Vol. 68
, Article 5.
Available at: http://digital-commons.usnwc.edu/nwc-review/vol68/iss2/5