MOSCOW, May 15 - RAPSI. Renowned whistleblower and opposition leader Alexey Navalny, who was sentenced to a 15-day administrative arrest for participating in an unauthorized rally in Moscow on May 9, has appealed his arrest with the European Court of Human Rights.

"I have filed an appeal with the European court against Navalny's arrest," Nikolai Terekhov, the lawyer of Navalny's Rospil anti-corruption project, has written on his Twitter page.

Navalny was detained after the rally on Bolotnaya Square in Moscow on May 6. He was fined 1,000 rubles.

Navalny was then sentenced to 15 days in jail for resisting police during a rally on May 9.