Juncker told Sky News on Sunday the EU has to “make sure that the interests of the European Union and of the internal market will be preserved.”

British and European Union negotiators were meeting Friday in search of an elusive Brexit deal, as Ireland’s deputy leader warned that the two sides remain far apart despite an improvement in the “mood music.”

Speaking at the European Parliament in Strasbourg, France, Juncker, who met with British Prime Minister Boris Johnson on Monday, said a no-deal Brexit “might be the choice of the U.K., but it will never be ours.”

"I think the comments made were hurtful, wrong and completely unacceptable," Justin Trudeau told reporters Thursday.

The European Parliament voted 383-327 with 22 abstentions to approve von der Leyen’s nomination.

Trudeau's office says the meeting with the head of NATO is a chance to speak up for the rules-based international order that relies on treaties and multinational organizations like NATO to keep individual countries from throwing their weight around.

Zuzana Čaputová, the country's first female president, was asked by a journalist if she was feeling "nervous" or "stressed" because she had changed her dress three times that day.

British Prime Minister Theresa May reopened talks with the European Union leaders on the Brexit agreement on Thursday and was bracing for a clash with senior EU officials during a day of divorce negotiations.

Jean-Claude Juncker said the EU would hasten its preparations for a scenario in which Britain leaves the EU without a deal in place.

Negotiations faltered after the EU said last month that British Prime Minister Theresa May's proposal for post-Brexit economic relations was unacceptable.