The mountains of northern Iraq have for years been a sanctuary for Kurdish militants fighting a decades-long insurgency against the government in neighboring Turkey.

A momentous ceasefire declaration on Saturday stirred a mix of emotions in southeast Turkey and northern Iraq, where people bore the brunt of the 40-year conflict between Kurdish militants and the Turkish state.

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The group, the P.K.K., made its declaration days after its long-imprisoned leader urged the movement to disarm and disband, but there are still many questions about the prospects for ending 40 years of deadly conflict.

ISTANBUL (AP) — Kurdish militants who have waged a 40-year insurgency in Turkey declared a ceasefire on Saturday in what could mark a significant boost to President Recep Tayyip Erdogan’s government, two days after their imprisoned leader called for the group to disarm.

Outlawed Kurdish group the PKK has declared a ceasefire with Turkey after its jailed leader Abdullah Ocalan called on the movement to lay down its arms and dissolve itself. In a statement on Saturday,

While Turkish President Recep Tayyip Erdoğan has acknowledged the ceasefire as a potential step toward peace, he has also warned that military operations against the PKK will resume if disarmament efforts falter.