|  | Date | Event(s) | 
	
| 1 | 1918 | 28 Feb 1918: Texas ratifies the Prohibition Amendment.7 Oct 1918: Poland declares independence11 Nov 1918: World War I ends.
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| 2 | 1920 | 18 May 1920: Karol Jozef Wojtyla, later to become Pope John Paul II, is born in Wadowice, Poland.
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| 3 | 1929 | 29 Oct 1929: "Black Tuesday". The stock market crashes and America is plunged into the Great Depression.
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| 4 | 1930 | 1930: Unsuccessful Polish rebellion against Russia
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| 5 | 1939 | 1939: Germany and the Soviet Union invade and partition Poland
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| 6 | 1941 | 7 Dec 1941: The bombing of Pearl Harbor plunges the U.S. into World War II.
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| 7 | 1945 | 8 May 1945: V.E. Day, World War II is over in Europe. Poland became a Soviet-dependent country with a Communist government
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| 8 | 1948 | 25 Jan 1948: The first edition of the Polish American Journal printed entirely in the English language
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| 9 | 1961 | 10 Sep 1961: Hurricane Carla strikes the upper Texas coast.
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| 10 | 1963 | 22 Nov 1963: President John F. Kennedy is assassinated in Dallas.
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| 11 | 1969 | 20 Jul 1969: Apollo II lands on the moon.
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| 12 | 1978 | 16 Oct 1978: Karol Wojtyla is elected as the 264th pope of the Catholic Church, the first Polish pope ever.
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| 13 | 1979 | 2 Jun 1979: John Paul II visits Poland for the first time as pope.
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| 14 | 1980 | 14 Aug 1980: Polish workers, led by Lech Walesa, begin a 17-day strike at the Lenin Shipyards in Gdansk, resulting in the creation of the Solidarity labor movement. 
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| 15 | 1982 | 1982: Polish Genealogical Society of Texas is founded.
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| 16 | 1983 | 18 Aug 1983: Alicia, the most expensive hurricane in U.S. history, hits Galveston and Houston.
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| 17 | 1987 | Sep 1987: Polish descendants from Panna Maria, Texas greet Pope John Paul II during his visit to San Antonio.
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| 18 | 1989 | 1989: Poland became a fully independent country
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| 19 | 1990 | 22 Dec 1990: Lech Walesa takes the oath of office as Poland's first popularly elected president.
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| 20 | 2004 | 2004: Poland became a part of the European Union
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| 21 | 2005 | 2 Apr 2005: Pope John Paul II dies at 84.
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