
\documentclass{article}
\usepackage{pst-flags}


\begin{document}

The default is \verb!nation=Germany!.

Possible values for \texttt{nation} are:

\texttt{Austria, Belgium, Bulgaria, CzechRepublic, Denmark, Estonia, Finland, France, UnitedKingdom, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Monaco, Netherlands, Norway, Poland, Romania, Russia, Sweden, Switzerland, Turkey, Ukraine, UnitedStates}

\psset{unit=2.5mm}

\pstFlag

\pstFlag[nation=Austria]

\pstFlag[nation=Belgium]

\pstFlag[nation=Bulgaria]

\pstFlag[nation=CzechRepublic]

\pstFlag[nation=Denmark]

\pstFlag[nation=Estonia]

\pstFlag[nation=Finland]

\pstFlag[nation=France]

\pstFlag[nation=UnitedKingdom]

\pstFlag[nation=Greece]

\pstFlag[nation=Hungary]

\pstFlag[nation=Iceland]

\pstFlag[nation=Ireland]

\pstFlag[nation=Italy]

\pstFlag[nation=Latvia]

\pstFlag[nation=Lithuania]

\pstFlag[nation=Luxembourg]

\pstFlag[nation=Monaco]

\pstFlag[nation=Netherlands]

\pstFlag[nation=Norway]

\pstFlag[nation=Poland]

\pstFlag[nation=Romania]

\pstFlag[nation=Russia]

\pstFlag[nation=Sweden]

\pstFlag[nation=Switzerland]

\pstFlag[nation=Turkey]

\pstFlag[nation=Ukraine]

\pstFlag[nation=UnitedStates]

\end{document} 