Feliks Józef Ankerstein was a Polish Army major

Major

Major is a rank of commissioned officer, with corresponding ranks existing in almost every military in the world.When used unhyphenated, in conjunction with no other indicator of rank, the term refers to the rank just senior to that of an Army captain and just below the rank of lieutenant colonel. ...

 and intelligence officer

Intelligence officer

An intelligence officer is a person employed by an organization to collect, compile and/or analyze information which is of use to that organization...

.

Career

Ankerstein served during World War I

World War I

World War I , which was predominantly called the World War or the Great War from its occurrence until 1939, and the First World War or World War I thereafter, was a major war centred in Europe that began on 28 July 1914 and lasted until 11 November 1918...

 in the Polish Legions

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...

 and the Polish Military Organization, and after the war in the Polish Army. He participated in the Silesian Uprisings

Silesian Uprisings

The Silesian Uprisings were a series of three armed uprisings of the Poles and Polish Silesians of Upper Silesia, from 1919–1921, against German rule; the resistance hoped to break away from Germany in order to join the Second Polish Republic, which had been established in the wake of World War I...

.

He became an officer in the General Staff

General Staff

A military staff, often referred to as General Staff, Army Staff, Navy Staff or Air Staff within the individual services, is a group of officers and enlisted personnel that provides a bi-directional flow of information between a commanding officer and subordinate military units...

's Section II (the intelligence

Military intelligence

Military intelligence is a military discipline that exploits a number of information collection and analysis approaches to provide guidance and direction to commanders in support of their decisions....

 section), serving as deputy to the chief of its Office 2, Edmund Charaszkiewicz

Edmund Charaszkiewicz

Edmund Kalikst Eugeniusz Charaszkiewicz was a Polish military intelligence officer who specialized in clandestine warfare. Between the World Wars, he helped establish Poland's interbellum borders in conflicts over territory with Poland's neighbors....

 (1929–39), and as a member of the secret K-7 organization (Komitet Siedmiu, "Committee of Seven") that supervised certain covert operation

Covert operation

A covert operation is a military, intelligence or law enforcement operation that is carried clandestinely and, often, outside of official channels. Covert operations aim to fulfill their mission objectives without any parties knowing who sponsored or carried out the operation...

s.

He was engaged in covert operations from September 16, 1928, including the 1938 annexation of Zaolzie

Zaolzie

Zaolzie is the Polish name for an area now in the Czech Republic which was disputed between interwar Poland and Czechoslovakia. The name means "lands beyond the Olza River"; it is also called Śląsk zaolziański, meaning "trans-Olza Silesia". Equivalent terms in other languages include Zaolší in...

 and operations conducted in autumn 1938 in collaboration with Hungary

Hungary

Hungary , officially the Republic of Hungary , is a landlocked country in Central Europe. It is situated in the Carpathian Basin and is bordered by Slovakia to the north, Ukraine and Romania to the east, Serbia and Croatia to the south, Slovenia to the southwest and Austria to the west. The...

 in Carpathian Rus

First Vienna Award

The First Vienna Award was the result of the First Vienna Arbitration, which took place at Vienna's Belvedere Palace on November 2, 1938. The Arbitration and Award were direct consequences of the Munich Agreement...

.

After the invasion of Poland

Invasion of Poland (1939)

The Invasion of Poland, also known as the September Campaign or 1939 Defensive War in Poland and the Poland Campaign in Germany, was an invasion of Poland by Germany, the Soviet Union, and a small Slovak contingent that marked the start of World War II in Europe...

 in September 1939, Ankerstein worked in Section II's Office (Ekspozytura) "R" in Romania

Romania

Romania is a country located at the crossroads of Central and Southeastern Europe, on the Lower Danube, within and outside the Carpathian arch, bordering on the Black Sea...

. He later made his way to London

London

London is the capital city of :England and the :United Kingdom, the largest metropolitan area in the United Kingdom, and the largest urban zone in the European Union by most measures. Located on the River Thames, London has been a major settlement for two millennia, its history going back to its...

, where he reportedly about 1940 entered the service of British intelligence

Military intelligence

Military intelligence is a military discipline that exploits a number of information collection and analysis approaches to provide guidance and direction to commanders in support of their decisions....

.

After the war, he remained abroad.

See also

• Edmund Charaszkiewicz
  Edmund Charaszkiewicz
  Edmund Kalikst Eugeniusz Charaszkiewicz was a Polish military intelligence officer who specialized in clandestine warfare. Between the World Wars, he helped establish Poland's interbellum borders in conflicts over territory with Poland's neighbors....
  
  
• List of Poles
• List of guerrillas