The United States has said it is "gravely concerned" by the deteriorating situation in and around the strategic town of Debaltseve in eastern Ukraine despite a European-brokered cease-fire.
The Moscow City Court has ruled that the arrest of Sveltana Davydova, a woman from Vyazma who is accused of treason, was unlawful.
A close associate of top Russian opposition figure Aleksei Navalny has denied earlier reports that he had been granted political asylum in Britain.
Russian Duma Deputy Aleksandr Khinshtein has officially asked Interior Minister Vladimir Kolokoltsev to explain why police across the country have apparently been banned from visiting most foreign countries.
Russian civil rights activist Pavel Shekhtman plans to request political asylum in Ukraine.
The relatives of a man being held in southern Russia on treason charges say they have not been allowed to see him for nearly a year.
Kyiv says Ukrainian forces have been fired on 112 times by Russia-backed separatists in the past 24 hours, despite a cease-fire agreement that came into force on February 15.
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An official of the Russian Federal Migration Service (FMS) says almost 300,000 Ukrainian citizens have asked Russia either for temporary asylum or a refugee status.
The European Union has blacklisted an additional 19 individuals and nine entities for "undermining or threatening the territorial integrity, sovereignty, and independence of Ukraine."
A district court in Moscow is expected to review the case against Sveltana Davydova, a woman from Vyazma who is accused of treason for allegedly telephoning the Ukrainian Embassy and informing it about Russian troop movements.