On 15th October 1918 along No. 4 shooters division commanded by general Lucjan Żeligowski was created Polish Aerial Unit. It was a subbranch of reconnaissance aviation of Polish Military in the East. It was also a part of Polish Army in France. Its first commander was lieutenant Waldemar Narkiewicz.
On 15th October 1928 an airship Graf Zeppelin D-LZ 127 made its first intercontinental flight from Friedrichshafen to Lakehurst. It took 11 hours to travel 9962 km. It was flown by Hugo Eckner, who flew around the world in D-LZ 127 and also conducted a ‘polar flight’ in 1931.
