The Rwanda fiasco, Australia’s island camps and Italy’s controversial deal with Albania all haunt EU leaders as they gamble on return hubs as a controversial fix for irregular migration that could redefine Europe’s moral and political red lines.

The Rwanda fiasco, Australia’s island camps and Italy’s controversial deal with Albania all haunt EU leaders as they gamble on return hubs as a controversial fix for irregular…

Push marks fresh test of Europe’s effort to outsource migration controls after years of legal setbacks and political controversy.