Question: Konstantin Saradzhev conducted a number of premieres of works by this Russian composer of the romantic period born in 1840 who was honored by which Russian monarch?

Context paragraphs:
Alexander Radvilovich: Alexander Yuryevich Radvilovich (Russian: Александр Юрьевич Радвилович ; born 1955) is a Russian composer, pianist and teacher from Leningrad (now Saint Petersburg) from which Conservatory he also graduated at which he was under guidance from Sergei Slonimsky.  In 1992 and 1994 respectively he was the first ever composer of Russian origin to get education at the International New Music in Darmstadt.  He is known for his symphonies of two of his own poems called "Legend About Violinist" and "Pushkin".  At one time, after reading Fyodor Dostoyevsky he composed a string quartet called "The Boy at Christ’s New Year Celebration" and also designed a mini opera called "Let’s Write Fairy-tale".  He also composed an opera called "Hindrance" which was based on Danii Kharms' poem "Ruin of the Gods".  Currently he is a member of both Russian Composer’s and Saint Petersburg Composer's Unions and works as music pedagogue at the Humanitarian University of the Petersburg Conservatory.  On occasion, he tours the world as composer, pianist and leader of the Sound Ways which he also founded back in 1989.  His music is published by various labels in countries such as Russia, the Netherlands and the United States.

Modest Mussorgsky: Modest Petrovich Mussorgsky (Russian: Моде́ст Петро́вич Му́соргский ; ] ; 21 March [O.S. 9 March] 1839 – 28 March [O.S. 16 March] 1881 ) was a Russian composer, one of the group known as "The Five".  He was an innovator of Russian music in the romantic period.  He strove to achieve a uniquely Russian musical identity, often in deliberate defiance of the established conventions of Western music.

Konstantin Rudanovsky: Konstantin Vasilyevich Rudanovsky.  Graduated first Cadet Corpsand The Nikolaev Academy of the General Staff in Saint Petersburg, was a general who served Russian Emperor Nicholas I in Paris.  Konstantin was a passionate collector and always hunted for masterpieces in France and Italy in order to re-sell it in Russia.  On one occasion he even sold a large portrait of Nicholas I to the tsar himself.  A few years later, Konstantin met Charles de Morny, the ambassador of France to Russia.  Morny was married to Sophia Trubetskaya (the illegitimate daughter of Tsar Nicholas I).  The couple became friends with Konstantin and from time to time they bought works of art and jewelry from him.  Rudanovsky became well known among top art dealers in Paris and had a serious reputation after the sale of the Sancy Diamond.  He and Sofia Sergeyevna Trubetskaya often discussed the idea of creating a cultural centre, or a gallery where Konstantin would be able to exhibit his art collections.  One day Sophia said: "I want to build an island of Russian culture in France".  This idea was very important to Konstantin and he suggested Monry to make a magnificent gift to his wife Sophia for a birthday.  Monry built the seaside town of Deauville to celebrate their love.  Deauville in fact became for many years the epicenter for Russian culture in France.  In 1912 Deauville witnessed the golden age of the Diaghilev Ballet Company.

Symphony No. 2 (Shostakovich): Dmitri Shostakovich wrote his Symphony No. 2 in B major, Op. 14 and subtitled "To October", for the 10th anniversary of the October Revolution.  It was first performed by the Leningrad Philharmonic Orchestra and the Academy Capella Choir under Nikolai Malko, on 5 November 1927.  After the premiere, Shostakovich made some revisions to the score, and this final version was first played in Moscow later in 1927 under the baton of Konstantin Saradzhev.  It was also the first time any version of the work had been played in Moscow.

Pyotr Ilyich Tchaikovsky: Pyotr Ilyich Tchaikovsky ( ; Russian: Пётр Ильи́ч Чайко́вский ; 25 April/7 May 1840 – 25 October/6 November 1893), often anglicized as Peter Ilich Tchaikovsky, was a Russian composer of the romantic period, some of whose works are among the most popular music in the classical repertoire.  He was the first Russian composer whose music made a lasting impression internationally, bolstered by his appearances as a guest conductor in Europe and the United States.  Tchaikovsky was honored in 1884, by Emperor Alexander III, and awarded a lifetime pension.

Eudoxia Lopukhina: Tsarina Eudoxia Feodorovna Lopukhina (Russian: Евдоки́я Фёдоровна Лопухина ; 9 August [O.S. 30 July] 1669 , Moscow – 7 September [O.S. 27 August] 1731 , Moscow) was the first wife of Peter I of Russia, and the last ethnic Russian and non-foreign wife of a Russian monarch.  They married on 27 January 1689 but divorced in 1698.  She was the mother of Tsarevich Alexei Petrovich and the paternal grandmother of Peter II of Russia.

Dormition Cathedral, Moscow: The Cathedral of the Dormition (Russian: Успенский Собор , or "Uspensky sobor"), also known as the Assumption Cathedral or Cathedral of the Assumption is a Russian Orthodox church dedicated to the Dormition of the Theotokos.  It is located on the north side of Cathedral Square of the Moscow Kremlin in Russia, where a narrow alley separates the north from the Patriarch's Palace with the Twelve Apostles Church.  Southwest is Ivan the Great Bell Tower.  Separately in the southwest, also separated by a narrow passage from the church, is the Palace of Facets.  The Cathedral is regarded as the mother church of Muscovite Russia.  In its present form it was constructed between 1475–79 at the behest of the Moscow Grand Duke Ivan III by the Italian architect Aristotele Fioravanti.  From 1547 to 1896 it is where the Coronation of the Russian monarch was held.  In addition, it is the burial place for most of the Moscow Metropolitans and Patriarchs of the Russian Orthodox Church.

Konstantin Konstantinovich Saradzhev: Konstantin Konstantinovich Saradzhev (Russian: Константи́н Константи́нович Сара́джев ) (1900—1942) was a Russian bell ringer, composer, and musical theorist.

Alexander Glazunov: Alexander Konstantinovich Glazunov (Russian: Алекса́ндр Константи́нович Глазуно́в , 10 August 1865 – 21 March 1936) was a Russian composer, music teacher, and conductor of the late Russian Romantic period.  He served as director of the Saint Petersburg Conservatory between 1905 and 1928 and was instrumental in the reorganization of the institute into the Petrograd Conservatory, then the Leningrad Conservatory, following the Bolshevik Revolution.  He continued heading the Conservatory until 1930, though he had left the Soviet Union in 1928 and did not return.  The best-known student under his tenure during the early Soviet years was Dmitri Shostakovich.

Konstantin Saradzhev: Konstantin Saradzhev (also "Constantin Saradgeff", born Saradzhian; 8 October 1877 – 22 July 1954) was an Armenian conductor and violinist.  He was an advocate of new Russian music, and conducted a number of premieres of works by Pyotr Ilyich Tchaikovsky, Modest Mussorgsky, Igor Stravinsky, Sergei Prokofiev, Nikolai Myaskovsky, Dmitri Shostakovich, and Aram Khachaturian.  His son Konstantin Konstantinovich Saradzhev was a noted bell ringer and musical theorist.

Supporting paragraphs: Konstantin Saradzhev Pyotr Ilyich Tchaikovsky
Answer: Emperor Alexander III