Complex sentence: The Antemurale myth is one of the most important Serbian myths and has a very long tradition in historiography in Serbia and academic and political discourse portray Serbs as the defenders of Christian European civilisation.
Split into simpler sentences: The Antemurale myth is one of the most important Serbian myths. It has a very long tradition in historiography in Serbia and academic and political discourse portray Serbs as the defenders of Christian European civilisation.