The Newroz holiday comes at a critical time, as Kurds in Turkey push for peace while their brethren in Syria and Iran fear further conflict.

Iraq is caught between two allies as the Trump administration pressures Iraqi leaders to distance themselves from Iran.

Spread across Iran, Iraq, Syria and Turkey, the ethnic group of 40 million has long sought, and fought for, greater autonomy.

The C.I.A. has given small weapons to Iranian Kurdish forces in Iraq in a covert program that began before the current war.