thumb|left|Supporters of Montenegrin independence in June 2006 in Cetinje thumb|left|Montenegro Foreign Minister Srdjan Darmanović presents a document to US Undersecretary of State for Political Affairs Thomas Shannon and Montenegro Prime Minister Duško Marković during a ceremony at the State Department to accept Montenegro's instrument of accession to the North Atlantic Treaty Organization (NATO), June 5, 2017.
thumb|left|Supporters of Montenegrin independence in June 2006 in Cetinje thumb|left|Montenegro Foreign Minister Srdjan Darmanović presents a document to US Undersecretary of State for Political Affairs Thomas Shannon and Montenegro Prime Minister Duško Marković during a ceremony at the State Department to accept Montenegro's instrument of accession to the North Atlantic Treaty Organization (NATO) June 5, 2017.