Turkish President Recep Tayyip Erdogan has threatened to scrap a deal with the European Union to readmit migrants who have crossed illegally into Europe.
More than 1.2 million people applied for asylum in the European Union last year, the bloc's statistical agency has said.
More than 1,000 migrants have been rescued in the Mediterranean Sea during several operations since Wednesday, and many more are expected to attempt the perilous journey as winter ends.
Osama al-Fadly, head of the Red Crescent in Libya, said the deceased were among 69 migrants, many from Mali, who were packed into the container.
Around 350 migrants have crossed a fence into a Spanish territory in North Africa, according to the Red Cross.
The Chief Executive of Oxfam Ireland has suggested that the criticism by EU leaders of US President Donald Trump’s Executive Order on refugees and immigrants highlights their own hypocrisy in the face of Europe’s flawed migration response.
Many European Union countries oppose obligatory quotas that would force them to take in refugees from other overwhelmed member states, European Council president Donald Tusk has said.
The mayor of Paris has presented a plan to open a new reception centre for migrants in the French capital.