 The Government-in-Exile's intentions were to support the rebellion in occupied Czechoslovakia, which become later known as the Slovak National Uprising launched on 29 August 1944 in Banská Bystrica.On 17 September 1944 Fajtl landed with the Regiment on Zolná airport near Zvolen from where, and also Tri Duby airport, they supported the rebellion with Lavochkin La-5FN fighters.The Air Group was a significant power, mostly due to their surprise effect.