Karol Durski-Trzaska was an officer in Austro-Hungarian Army

Austro-Hungarian Army

The Austro-Hungarian Army was the ground force of the Austro-Hungarian Dual Monarchy from 1867 to 1918. It was composed of three parts: the joint army , the Austrian Landwehr , and the Hungarian Honvédség .In the wake of fighting between the...

 and later, Polish Army. Reached the rank of Lieutenant General

Lieutenant General

Lieutenant General is a military rank used in many countries. The rank traces its origins to the Middle Ages where the title of Lieutenant General was held by the second in command on the battlefield, who was normally subordinate to a Captain General....

 (Feldmarschalleutnant) in Austrian-Hungarian Army; commander of Austrian Polish Legions in World War I

Polish Legions in World War I

Polish Legions was the name of Polish armed forces created in August 1914 in Galicia. Thanks to the efforts of KSSN and the Polish members of the Austrian parliament, the unit became an independent formation of the Austro-Hungarian Army...

 from 23 September 1914 to December 1915. Transferred to reserve afterwards. He served in the Polish Army from 1919 to 1922, in reserve again afterwards. Recipient of the Silver Cross of the Order of Polonia Restituta and the Commander's Cross of the Polonia Restituta

Polonia Restituta

The Order of Polonia Restituta is one of Poland's highest Orders. The Order can be conferred for outstanding achievements in the fields of education, science, sport, culture, art, economics, defense of the country, social work, civil service, or for furthering good relations between countries...

.