 Complete the following phrase:  The towns inhabitants took part in the Kościuszko Uprising of 1794, however, the following year it was annexed by Prussia in the Third Partition of Poland. In 1807 it was included in the short-lived Polish Duchy of Warsaw, and in 1815 it became part of so-called Congress Poland within the Russian Partition of Poland. Many inhabitants took part in several battles of the Polish January Uprising of 18631864 against Russia, and an insurgent hospital was located in Ostrów. Ostrów was subjected to anti-Polish repressions, was one of the sites of Russian executions of Polish insurgents, and there are memorials at the execution sites. Despite such circumstances, in the following decades, various Polish organizations were founded in Ostrów. In the 19th century, the town saw a significant influx of Jewish settlers as a result of 