1791 in Poland From Wikipedia, the free encyclopedia Events from the year 1791 in Poland Incumbents Monarch â StanisÅaw II August Events Constitution of May 3, 1791 Friends of the Constitution Guardians of the Laws Births Deaths Religion "The dominant national religion is and shall be the sacred Roman Catholic" Roman catholic References Media related to 1791 in Poland at Wikimedia Commons This Polish historyârelated article is a stub. You can help Wikipedia by adding missing information.vte Related Articles