Montenegro's Prime Minister Milo Djukanovic brushed off violent protests calling for his resignation, insisting they were not a threat to his country's stability.
Montenegro's premier expressed optimism that the tiny Balkan country would join NATO by the year's end, after the chief of the military alliance visited Podgorica and commended its reforms.
Around 3,000 people rallied in the Montenegrin capital of Podgorica to back an opposition call for the left-wing government of Prime Minister Milo Djukanovic to resign.
Kazakhstan Secretary of State Marat Tazhin has accepted the credentials from Ambassadors of Denmark, Uruguay. Bosnia and Herzegovina, Montenegro, Bangladesh, Philippines, Zambia, Nigeria and Fiji.
Kazakhstan's football club Astana has recruited defender Blazo Igumanovic from Montenegrin national team.
Incumbent Filip Vujanovic declared victory in Sunday presidential polls in Montenegro but his sole challenger disputed his claim.
World champions Spain and perennial underachieving title contenders England face tough 2014 World Cup qualifying away trips to their respective group leaders France and Montenegro on Tuesday.
Ban Ki-moon begins a tour of the Balkans this week which will include the first visit by a UN chief to the site of the 1995 Srebrenica massacre and to Kosovo since it declared independence in 2008.