Which opera premiered first, La clemenza di Tito or Idomeneo?
Idomeneo: Idomeneo, re di Creta ossia Ilia e Idamante (Italian for "Idomeneus, King of Crete, or, Ilia and Idamante"; usually referred to simply as Idomeneo, K. 366) is an Italian language opera seria by Wolfgang Amadeus Mozart. Idomeneo:  The work premiered on 29 January 1781 at the Cuvilliés Theatre in Munich, Germany.
i don't know