Reports of African migrants being tortured, killed and sold as slaves in Libya have caused a global outcry. The few who manage to escape the horrors carry deep physical and psychological scars.
The European Union and The African Union agree at an emergency meeting an evacuation plan that will allow migrants to be repatriated from Libya.
Estonia has presented a compromise proposal on the relocation of refugees which it said would be "fair" to all EU member states.
French President Emmanuel Macron called the trafficking of African migrants a "crime against humanity" on Tuesday as he made his first major address on the continent before a crowd of university students in Burkina Faso.
The EU says it is ready to study Hungary's request to be reimbursed for defending Europe's external borders against illegal immigration.
Last year, Italy replaced Greece as the main destination for Europe-bound sea migrants. About 98,000 migrants have landed on its shores since the beginning of the year.
EU member states have extended the landmark Sophia rescue operation in the central Mediterranean for another 18 months amid growing concern at the huge number of migrants crossing to Europe.