While in this country, a composer wrote a piece for a double orchestra in his Opus 18, inspiring another composer’s Conversation Symphony for Two Orchestras. A public concert series in this country was created by a viola da gamba (15[1])player and a composer who wrote (15[1])galant works including (15[2])Temistocle (15[1])and Zanaïda. A symphony written while its composer was in this country includes a C-minor trumpet solo and “Turkish instruments” paralleling Janissary bands. This country’s national anthem was quoted in (*) Muzio Clementi’s “Great (-5[1])National (10[1])Symphony.” (10[1])“A-Hunting We Will Go” is a folk song composed for a production of this country's The Beggar’s Opera. (10[4])This (10[1])country's capital (10[1]-5[1])names a set of 12 (10[1])Haydn (10[1])symphonies. (10[9])For (10[1])10 (10[1])points, name (10[1])this country where (10[1])Johann (10[1])Christian Bach (-5[1])was music master to the wife of (-5[1])George (-5[1])III. (10[1])■END■ (10[2])