The jailed chief of Turkey’s Kurdish rebels remains a powerful symbol for fighters who revere him with a personality cult. But the guerrilla lieutenants who plot tactics from bases in northern Iraq are coming under increasing scrutiny as Turkey presses Iraq and the United States for their arrest.

The number of Iraqis returning to their country after fleeing abroad is growing, with more than 46,000 people coming home last month, an Iraqi government spokesman said Wednesday.

Prime Minister Recep Tayyip Erdoğan and U.S. President George W. Bush agreed Monday to establish an “operational coordination” system that will provide better communication to combat the