The Union signed at the Sejm of 1569 in Lublin established common institutions for the Kingdom of Poland and the Grand Duchy of Lithuania, creating the Polish-Lithuanian Commonwealth which lasted till 1795. Apart from the monarch elected by the nobility of both states, it established a common legislature (Sejm), foreign and defense policy and currency. The armies, treasuries, law systems, state offices and judiciaries remained separate. The philological aspects important of the characterization of the Union comprise of the fact it was written in Polish and it’s stylistic affilation, the document’s signatories name form diversity, the way the text is composed and official and rhetoric style determinants included, which imply both informative and persuasive functions.