Supporters of the far-right, anti-immigrant Alternative for Germany (AfD) party jeered her throughout a 30-minute campaign speech in the eastern city of Bitterfeld-Wolfen hours after Merkel declared comments by a top AfD official to be racist.
She reminded that Turkey has not yet fulfilled its commitments to the European Union, and most of the 3 billion Dollars directed to Turkey for refugees has been spent on projects that have not been implemented.
Earlier, Schulz stated that Angela Merkel and her ruling CDU party are "out of touch" with reality.
"I don't want to continue the grand coalition", he said.
Angela Merkel was heckled twice on Tuesday by right-wing anti-immigrant protesters as she stubbornly defended her open-door refugee policy, one of the most contested issues in the country's upcoming federal election. She has faced similar heckling at about a third of her speeches since kicking off the campaign on August 12.
French President Emmanuel Macron, who hosted the summit, called the gathering the most effective and far-reaching migration meeting in months, though many details remained undetermined, the Associated Press reported. I take what the (European) Commission says on this very seriously and tomorrow (European Commission President) Jean-Claude Juncker will come to Germany and of course I'll talk about it with him in detail. Perhaps this could explain the returns of Merkel's arrogance.
The AfD party's anti-immigration, anti-Islam stance has often been compared with Trump's positions, and members welcomed Trump's election and some of his policies. But at this point, there is little doubt that she will be in the driver's seat after the election.
"I think that we're in a much better position today than we were a year ago, when I was a lot more anxious and I wish Greece every success".
In July 2016 alone, the country was hit with 5 violent attacks which saw 10 people killed and dozens more injured in separate gun, bomb, axe, machete attacks.
Merkel in 2015 chose to open the border to hundreds of thousands of refugees. Under her administration, the police and Cologne Mayor Henriette Reker were under instruction to cover-up the "Rapefugees" crisis.
He accused her of using state helicopters to fly to rallies. But make not mistake about it.
Opposition has been particularly staunch in her home region in former communist east Germany. Germany admitted almost 890,000 migrants that year.
Opinion polls have put her conservatives at a 15% lead over their nearest rivals, ahead of a national election set to take place on September 24.