when did poland gain independence
Polandâs National Independence Day marks the anniversary of the countryâs independence in 1918. It is celebrated as a nationwide holiday on November 11 each year.Spectators watch an Independence Day parade in Gdansk, Poland.elect another year-range: Polandâs National Independence Day marks the anniversary of the countryâs independence in 1918. It is celebrated as a nationwide holiday on November 11 each year. Spectators watch an Independence Day parade in Gdansk, Poland. Spectators watch an Independence Day parade in Gdansk, Poland.