Czersk Operational Group was created in 1939.
Czersk was created in 12##.
Independent Operational Group Polesie was created in 1939.
Independent Operational Group Silesia was created in 1938.
The population of Czersk is 9,463.
The population of Czersk Koszaliński is 3.
The area of Czersk is 9,730,000.0 square meters.
The population of Czersk Świecki is 433.
The population of Gmina Czersk is 20,548.
The area of Gmina Czersk is 379.85 square kilometers.
operations
Independent Operational Group Silesia ended in 1938.
The Operational Research Society was created in 1948.