Turkey has agreed to suspend its military operations in northern Syria after talks with the US.
US Vice President Mike Pence made the announcement at a news conference in Ankara.
There will be a temporary ceasefire to allow Kurdish forces to move out.
Fighting will be paused for five days.
Turkey launched the cross-border offensive last week after America decided to withdraw troops from the region.
The Syrian Observatory for Human Rights said more than 300,000 civilians had been displaced within Syria since the start of the assault.

Cornell students stage rally in support of 'Jane Doe'
Dozens quarantined in Siberia after plague institute lab worker dies
US, German scientists win Nobel medicine prize for work on light and brain
Nigeria military aircraft crashes with 32 aboard
At least 22 dead after boats collide on Congo river