Ursula von der Leyen, Germany's defense minister, is nominated to become president of the European Commission, which is negotiating with President Donald Trump over trade.
Juncker described Washington's latest saga, the swift hiring and firing of Anthony Scaramucci, as "stunning."
Jean-Claude Juncker has called for the EU to collaborate more on defense projects.
European politicians have stated strong opposition to Turkey trying to reintroduce the death penalty.
The 27-nation bloc is deciding upon its future without Britain.
Euroskeptics have leapt on his proposals for greater defense co-operation, branding them an "EU army."
The presidents of Switzerland and the European Union will meet to try to resolve standoff on free movement of people within the union.
Historically, NATO and the EU don't normally work together, but this is changing.
EC president's top aide also said a Johnson premiership would be a "horror scenario."
Jean-Claude Juncker's believes the European Union should have its own counter-intelligence agency
Jean-Claude Juncker's plans come after previous unsuccessful attempts for pan-Europe military projects.
Jean-Claude Juncker, who was the Luxembourg president for 19 years, is facing mounting criticism
An investigation into an ugly tax scandal in Europe is set to deepen David Cameron's woes at home