Police officers detain a man during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

A demonstrator walks in front of a barricade set on fire during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

A demonstrator hurls a stone during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

Security personnel escort Patriarch Portfirije and Bishop Joanikije to a helicopter near the monastery in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

Security personnel escort Patriarch Portfirije and Bishop Joanikije outside the monastery in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

A demonstrator stands in front of a barricade set on fire during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

Security personnel escort Patriarch Portfirije and Bishop Joanikije outside the monastery in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

Security personnel stand guard as demonstrators protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

Police officers line up during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

Police officers line up during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

A demonstrator is covered in tear gas during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic TPX IMAGES OF THE DAY

Police officers sit next to a man carrying a Montenegrian flag during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

Demonstrators are covered in tear gas during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

A demonstrator gestures as a barricade is set on fire during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

A barricade is set on fire during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

A barricade is set on fire during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

A demonstrator gestures as a barricade is set on fire during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

A barricade is set on fire during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

Demonstrators stand near a barricade during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

Demonstrators sit at a barricade during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

Demonstrators sit at a barricade during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

Demonstrators stand at a barricade during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

Demonstrators sit at a barricade during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

Demonstrators sit at a barricade during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 5, 2021. REUTERS/Stevo Vasiljevic

A truck arrives at a blockage of demonstrators during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

An ambulance attends the place where demonstrators participate in a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Demonstrators participate in a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Demonstrators set up a barricade during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Demonstrators set up a barricade during a protest against the enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Demonstrators take part in a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

A demonstrator argues with police during a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Demonstrators stand in front of police during a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Demonstrators argue with police during a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Demonstrators run away as a police member stands guard during a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Police officers take position during a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

A police officer falls on the ground during a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Demonstrators take part in a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Riot police officers walk during a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

A tourist walks past police fence in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

A demonstrator pushes police fence during a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

A demonstrator pushes police fence during a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Demonstrators tear down police fence during a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Demonstrators tear down police fence during a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Demonstrators tear down police fence during a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Demonstrators tear down police fence during a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

People with Montenegrin flags pass police check point at an entrance to Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Demonstrators scuffle with riot police during a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Riot police officers control traffic at a check point at an entrance to Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Demonstrators shout at riot police during a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

A riot police officer holds tear gas during scuffle with demonstrators during a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Demonstrators shout at riot police during a protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

A riot police officer controls traffic at a check point on entrance to Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Riot police stands in line during protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

Demonstrators tear down police fence during protest against enthronement of Bishop Joanikije in Cetinje, Montenegro, September 4, 2021. REUTERS/Stevo Vasiljevic

A priest gives communion to a believer during a holy liturgy led by Porfirije, the new Patriarch of the Serbian Orthodox Church, at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Belivers attend a holy liturgy led by Porfirije, the new Patriarch of the Serbian Orthodox Church, at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Belivers attend a holy liturgy led by Porfirije, the new Patriarch of the Serbian Orthodox Church, at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Belivers attend a holy liturgy led by Porfirije, the new Patriarch of the Serbian Orthodox Church, at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Porfirije, the new Patriarch of the Serbian Orthodox Church, serves a holy liturgy at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Porfirije, the new Patriarch of the Serbian Orthodox Church, leaves after a holy liturgy at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica