<Li> Adam Mickiewicz, Juliusz Słowacki, Zygmunt Krasiński, Joseph Conrad, Czesław Miłosz, Zbigniew Herbert, Witold Gombrowicz, Jan Kochanowski, Mikołaj Rej, Henryk Sienkiewicz, Wisława Szymborska, Stanisław Lem, Andrzej Sapkowski (Poland) </Li> <Li> William IX, Duke of Aquitaine, Bernart de Ventadorn, Arnaut Daniel, Comtessa de Dia, Frédéric Mistral (Occitan language) </Li> <Li> Lajos Kossuth, Imre Kertész (Hungary) </Li> <Li> Franz Kafka, Jaroslav Seifert, Milan Kundera (Czech Republic) Joost van den Vondel </Li>

What were the two most influential early civilizations on the european continent