Turkey wants an Iraq-Turkey oil pipeline to operate at maximum capacity once it resumes flows through Turkey's Ceyhan, Turkish Energy Minister Alparslan Bayraktar was quoted as saying by the state-owned Anadolu news agency on Sunday.

Turkey's foreign minister will reiterate at Sunday's meeting of European leaders in London an offer from Ankara to host peace talks between Ukraine and Russia, a Turkish diplomatic source said on Saturday.

Tayyip Erdogan's long-held goal of ending Turkey's conflict with Kurdish militants is a step closer after their jailed chief's peace call, giving the president a potential political boost at home and a chance to resolve key regional security concerns.

There has been a major development in an armed conflict that has raged for decades between Turkey and a Turkish Kurdish group. The group's founder has called for followers to disarm and dissolve.