Nechirvan Barzani, prime minister of Iraq's Kurdistan Regional Government, speaks during a press conference in the northern Iraqi city of Erbil, on November 6, 2017. Safin Hamed/ AFP.
Nechirvan Barzani, prime minister of Iraq's Kurdistan Regional Government, speaks during a press conference in the northern Iraqi city of Erbil, on November 6, 2017. Safin Hamed/ AFP.

UN urges dialogue between Baghdad and Erbil on the basis of constitution