Russian gas giant Gazprom announced on July 1 it was halting all natural gas supplies to Ukraine after Kyiv announced the immediate suspension of Russian gas purchases a day earlier.
Czech Prime Minister Bohuslav Sobotka says it is essential that international sanctions against Russia continue until all sides in the Ukraine conflict meet the terms of a cease-fire deal agreed to in February.
Russia's prosecutor-general is reviewing the legality of a decision in 1991 granting three Baltic countries independence from the Soviet Union, a spokesman said on June 30.
Russia has expressed disappointment over new sanctions imposed by Canada and warned that it would respond.
The Belarusian parliament has set October 11 as the date for a presidential election.
Russian investigators say they are reopening a criminal investigation into the 1998 murder of a Siberian mayor, and that they consider self-exiled Kremlin critic Mikhail Khodorkovsky as a prime suspect.
Iran and six world powers have given themselves until July 7 to reach a comprehensive nuclear agreement.
Greece slipped deeper into a financial abyss after the bailout program it has relied on for five years expired at midnight June 30 and the country failed to repay a loan due to the International Monetary Fund.
Iran's foreign minister says he believes it is "possible" to reach an agreement as negotiations with world powers are set to go past the June 30 target date without a deal.
Afghan President Ashraf Ghani has nominated a leading lawyer to become the country's first ever female Supreme Court judge.
Suicide attacks targeted a foreign military convoy and a police headquarters in Afghanistan on June 30, killing at least three and wounding nearly 60 people.
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