After the Third Partition of Poland in 1795, many Poles believed that Revolutionary France and her allies would come to Poland's aid. France's enemies included Poland's partitioners, Prussia, Austria and Imperial Russia. Many Polish soldiers, officers and volunteers therefore emigrated, especially to Italy (leading to the expression, "the Polish Legions in Italy") and to France, where they joined forces with the local military. The number of Polish recruits soon reached many thousands. With support from Napoleon Bonaparte, Polish military units were formed, bearing Polish military ranks and commanded by Polish officers. They became known as the "Polish Legions"; a Polish army in exile, under French command. Their best known Polish commanders included Jan Henryk Dąbrowski, Karol Kniaziewicz