Former paratroopers march while celebrating Paratroopers' Day in St.Petersburg, Russia, Sunday, August 2, 2015. (Photo by Dmitry Lovetsky/AP Photo)

Men sing during the celebrations for the Paratroopers Day at the Central park in the Siberian city of Krasnoyarsk, Russia, August 2, 2015. The holiday, which marks the 85th anniversary of the foundation of state paratroopers troops, has been annually celebrated since the Soviet era till today. (Photo by Ilya Naymushin/Reuters)

Former Russian paratroopers celebrate Paratroopers' Day in the Friendship of Nations fountain, in Moscow, Russia, Sunday, August 2, 2015. (Photo by Pavel Golovkin/AP Photo)

Men gather during celebrations for the Paratroopers Day at the Central park in the Siberian city of Krasnoyarsk, Russia, August 2, 2015. (Photo by Ilya Naymushin/Reuters)

A man walks along a fountain as others look at him during the celebrations for the Paratroopers Day at the Central park in the Siberian city of Krasnoyarsk, Russia, August 2, 2015. (Photo by Ilya Naymushin/Reuters)

A former paratrooper poses for a picture with a python during celebrations for the Paratroopers Day at the Central park in the Siberian city of Krasnoyarsk, Russia, August 2, 2015. (Photo by Ilya Naymushin/Reuters)

People gather during celebrations for the Paratroopers Day at the Central park in the Siberian city of Krasnoyarsk, Russia, August 2, 2015. (Photo by Ilya Naymushin/Reuters)

A former paratrooper demonstrates his strength and skills while lifting a chair during the celebrations for the Paratroopers Day at the Central park in the Siberian city of Krasnoyarsk, Russia, August 2, 2015. (Photo by Ilya Naymushin/Reuters)

People watch a mix fight tournament between paratroopers and members of special task forces during the celebrations for the Paratroopers Day at the Central park in the Siberian city of Krasnoyarsk, Russia, August 2, 2015. (Photo by Ilya Naymushin/Reuters)

A former paratrooper supports his girlfriend who plays a virtual reality computer game during the celebrations for the Paratroopers Day at the Central park in the Siberian city of Krasnoyarsk, Russia, August 2, 2015. (Photo by Ilya Naymushin/Reuters)

Former paratroopers celebrate Paratroopers' Day at Dvortsovaya (Palace) Square in St.Petersburg, Russia, Sunday, August 2, 2015. (Photo by Dmitry Lovetsky/AP Photo)

Former paratroopers ride an APC while celebrating Paratroopers' Day at Dvortsovaya (Palace) Square in St.Petersburg, Russia, Sunday, August 2, 2015. (Photo by Dmitry Lovetsky/AP Photo)

A gay rights activist stands with a rainbow flag, in front of journalists, during a protesting picket at Dvortsovaya (Palace) Square in St.Petersburg, Russia, Sunday, August 2, 2015. Several gay rights activists stood protesting against gay rights violation at Palace square where paratroopers celebrated Paratroopers' Day. (Photo by Dmitry Lovetsky/AP Photo)

A man (R) celebrating Paratroopers Day attempts to take away the placard of a gay rights activist who is taking part in a protest in Dvortsovaya Square in St. Petersburg, Russia, August 2, 2015. The holiday for the Russian airborne troops has been annually celebrated since the Soviet era till today. The placard reads “Three refusals from Smolny is lawlessness and discrimination against the citizens of Russia!”. (Photo by Maxim Zmeyev/Reuters)

A former paratrooper celebrating Paratroopers Day, right, takes away a broadsheet of a gay rights activist who is taking part in a protest at Dvortsovaya (Palace) Square in St.Petersburg, Russia, Sunday, August 2, 2015. Several gay rights activists stood protesting against gay rights violation at Palace square where paratroopers celebrated Paratroopers' Day. Paratroopers are an elite unit of the Russian Army, and everyone in the country recognize their blue berets. (Photo by Dmitry Lovetsky/AP Photo)

A former paratrooper celebrating Paratroopers Day, left, attempts to take away a broadsheet of a gay right activist who is taking part in a protesting picket at Dvortsovaya (Palace) Square in St.Petersburg, Russia, Sunday, August 2, 2015. (Photo by Dmitry Lovetsky/AP Photo)

A former paratrooper celebrating Paratroopers Day, left, attempts to take away a broadsheet from a gay rights activist who is taking part in a protesting picket at Dvortsovaya (Palace) Square in St.Petersburg, Russia, Sunday, August 2, 2015. (Photo by Dmitry Lovetsky/AP Photo)

A man (L) celebrating Paratroopers Day attempts to take away a placard of a gay rights activist who is taking part in a protest in Dvortsovaya Square in St. Petersburg, Russia, August 2, 2015. The holiday for the Russian airborne troops has been annually celebrated since the Soviet era till today. The placard bears a quote of Charlie Chaplin in the film The Great Dictator: “Let us fight to free the world, to do away with national barriers, to do away with greed, with hate and intolerance”. (Photo by Maxim Zmeyev/Reuters)

Police officers detain a gay rights activist standing with a rainbow flag during a protest at Dvortsovaya (Palace) Square in St.Petersburg, Russia, Sunday, August 2, 2015. (Photo by Dmitry Lovetsky/AP Photo)

Former paratroopers celebrate Paratroopers' Day in St.Petersburg, Russia, Sunday, August 2, 2015. (Photo by Dmitry Lovetsky/AP Photo)

Former paratroopers put flowers at the eternal flame on Marsovo Pole (Fields of Mars) memorial as they celebrate Paratroopers' Day in St.Petersburg, Russia, Sunday, August 2, 2015. (Photo by Dmitry Lovetsky/AP Photo)

A Ukrainian paratrooper veteran cleans the monument to soldiers killed in Afghanistan in the 1979-1989 war to mark Paratrooper Day in Kiev, Ukraine, Sunday, August 2, 2015. Close to 2,000 Ukrainian soldiers have been killed in Ukraine's east since the beginning of a war conflict with pro-Russian separatists, some 1,000 soldiers more remained unidentified, according to Ukraine's Defense Ministry. (Photo by Efrem Lukatsky/AP Photo)

A woman takes a selfie photo with a paratrooper veteran to mark Paratrooper Day in Kiev, Ukraine, August 2, 2015. (Photo by Efrem Lukatsky/AP Photo)