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.
Greece's newly-elected Prime Minister Alexis Tsipras unveiled his new government, giving the crisis-hit country's key finance portfolio to Euclid Tsakalotos.
President Recep Tayyip Erdogan urged Turkey to vote for "stability" in November 1 polls, as three pro-Kurdish MPs were invited into a caretaker government in an unprecedented move.
Turkish President Recep Tayyip Erdogan called snap polls after his ruling Justice and Development Party (AKP) failed to form a coalition government with the opposition.
A breakaway eurosceptic faction of Greece's Syriza party was to attempt to form a government as the country headed for a likely September 20 snap ballot.
Turkey's Prime Minister Ahmet Davutoglu informed President Recep Tayyip Erdogan he had failed to form a coalition government, paving the way for new general elections just months after June polls.
Turkish Prime Minister Ahmet Davutoglu said he had exhausted all options to form a coalition government, leaving the country facing snap elections just months after the June 7 polls.
Turkish President Recep Tayyip Erdogan asked Prime Minister Ahmet Davutoglu to form the next government, over a month after elections where the ruling party lost its overall majority.