Listen to Symphony No. 100 in G Major, Hob. I:100 "Military": II. Allegretto online. Symphony No. 100 in G Major, Hob. I:100 "Military": II. Allegretto is an English language song and is sung by South German Philharmonic Orchestra and Alexander von Pitamic. Symphony No. 100 in G Major, Hob. I:100 "Military": II. Allegretto, from the album 100 Essential Haydn Classics, was released in the year 2015. The duration of the song is 5:43. Download English songs online from JioSaavn.