Also popularly known as "Pan Wolodyjowski" for the main character who gives his life in defense of his country. Set in 1668 at the time of the Turkish invasion of Poland's eastern frontier.  The Polish troops, under the leadership of Colonel Wolodyjowski, form an alliance with a group of Polish Tartars, and mount a defense against the massive army of the Turkish sultan.  A landmark epic of battle, love, and betrayal.  This is the third novel in the trilogy of historical adventures by Henryk Sienkiewicz