The artwork appeared opposite the French Embassy in London on Saturday evening.
Hungary also faces an infringement case for its asylum legislation, described as "incompatible with EU law."
The pop singer set the record straight with Billboard magazine for her absences.
The plan will focus on treating addicts rather than punishing them and targeting high-level suppliers for arrest.
Dr. Martin Salia, 44, was treating patients at a Sierra Leone hospital and was evacuated to the U.S.
Humanitarian organization Médecins Sans Frontières will host trials by European researchers of two drugs and blood plasma therapy at its treatment centers in countries most affected by the Ebola outbreak.
Scientists have developed a new alternative to antibiotics that could revolutionise the way we treat superbugs and avoid a scenario in which people die from routine procedures
The network's medical correspondent was reportedly seen waiting in a parked car outside a Princeton restaurant in the midst of her 21-day quarantine