Warsaw Chopin Airport target for bombing by the German Luftwaffe. Later, once Warsaw was occupied by the German army, the airport became the base for two German aviation schools and a Junkers aircraft repair works. During this period, the airport also received its first concrete runway and taxiways; these were left undamaged until the very final days of the war, despite numerous attacks by both the Home Army and Soviet Armed Forces. However, with the German withdrawal from the city, both Okęcie's remaining buildings and ground infrastructure (including the runway) were intentionally destroyed in order to deny their use to the advancing Red
Frédéric Chopin by Liszt, Clementi and Moscheles, in his two sets of studies (Op. 10 published in 1833, Op. 25 in 1837). Chopin also endowed popular dance forms with a greater range of melody and expression. Chopin's mazurkas, while originating in the traditional Polish dance (the "mazurek"), differed from the traditional variety in that they were written for the concert hall rather than the dance hall; as J. Barrie Jones puts it, "it was Chopin who put the mazurka on the European musical map." The series of seven polonaises published in his lifetime (another nine were published posthumously), beginning with the Op.