Country Poland, their brief history and states; chronology.

History of the countries

Hunnic Empire	375 - 454
…	840 - 1024
Kingdom of Poland	1024 - 1031
…	1031 - 1076
Kingdom of Poland	1076 - 1079
…	1079 - 1138
…	1138 - 1295
Kingdom of Poland	1295 - 1569
Kingdom of Poland and Grand Duchy of Lithuania	1569 - 1795
Duchy of Warsaw	1807 - 1815
Congress Poland	1815 - 1874
Free, Independent, and Strictly Neutral City of Krakow with its Territory	1815 - 1846
Kingdom of Poland	1917 - 1918
…	1918 - 1918
Republic of Poland	1918 - 1939
Free City of Danzig	1920 - 1939
Republic of Poland	1944 - 1952
People's Republic of Poland	1952 - 1989
Republic of Poland	1989 - ....