Home2011 Treaties and Agreements ...Croatia (11-819) – Agreement on Enhancing Cooperation in Preventing and Combating Serious Crime hide Croatia (11-819) – Agreement on Enhancing Cooperation in Preventing and Combating Serious Crime TIAS Office of Treaty Affairs August 19, 2011 Law Enforcement: Cooperation Agreement signed at Washington February 16, 2011; entered into force August 19, 2011, with the exception of Articles 8 through 10. In accordance with Article 25, Articles 8 through 10 may enter into force in the future under conditions specified in Article 25. Download attachment [1 MB] Tags Croatia International Law, Treaties, and Agreements Law Enforcement