Plant, in the city. The protests were suppressed by troops of the Soviet Army, resulting in 26 protesters being killed and 87 being wounded. On November 20, 1990, Andrei Chikatilo, one of the Soviet Union's most prolific serial killers, with 56 convicted murders, was arrested in Novocherkassk. On 14 February 1994, he was taken from his death row cell to a soundproofed room in Novocherkassk prison and executed with a single gunshot behind the right ear. He was buried in an unmarked grave at the prison cemetery. Recent history On October 5–6, 1991, a meeting of the Grand Circle of the Union of Cossacks of the Don Military Region took place, where the status of the historical and modern center of the Don Cossacks was established in the city, officially making Novocherkassk the capital of the Don Cossacks. On July 17–18, 1993, a meeting of the United Supreme Circle of Cossack troops of Russia and abroad was held in Moscow, where Novocherkassk was proclaimed the world capital of the Cossacks. Administrative and municipal status Within the framework of administrative divisions, it is incorporated as Novocherkassk Urban Okrug—an administrative unit with the status equal to that of the districts. As a municipal division, this administrative unit also has urban okrug status. Economy industry Novocherkassk NEVZ ElektroVagon Plant, trains and locomotives. Culture and religion Novocherkassk was once an archiepiscopal see of the Greek Orthodox Church and has a huge neo-Byzantine cathedral (1904), as well as the Church of Our Lady of the Don (2013), the palace of the ataman of the Cossacks, and monuments to Matvei Platov and Yermak Timofeyevich (Mikhail Mikeshin, 1904). During the bicentenary celebrations in September 2005 another monument, dedicated to the reconciliation of White and Red Cossacks, was opened in the presence of the members of the Romanov family. Twin towns – sister cities Novocherkassk is twinned with: Iserlohn, Germany Levski, Bulgaria Novi Bečej, Serbia La Valette-du-Var, France Notable people Andrey Esipenko (born 2002), chess grandmaster Witold Łokuciewski (1917-1990), Polish fighter ace renowned for flying in the 303rd Squadron during the Battle of Britain. Yuriy Sedykh (born 1955), hammer thrower; a World and Olympic Champion holding the world record with a throw of 86.74 m. Valerian Zorin (1902-1986), Soviet diplomat and ambassador, and Deputy Minister of Foreign Affairs Alexey Kaledin,Cossack general who fought for the Tsarist Army during the First World War died by his own hand in