An ex-Auschwitz guard, who is allegedly involved in the gassing of more than hundreds of thousands of Jews in Western Germany, was sent to trial for 170,000 counts of accessory to murder. Several Auschwitz survivors are set to testify against the former guard.
Sweden will impose temporary border controls from Thursday in response to a record influx of refugees, a turnaround for a country known for its open-door policies that also threw down the gauntlet to other EU nations hit by a migration crisis.
European Commission President Jean-Claude Juncker said he wanted to get a group of EU leaders to agree on short-term measures to tackle the migrant crisis in the western Balkans at a summit on Sunday.
Slovenia said on Tuesday it would deploy the army to guard its border and appealed for help from the European Union as migrants streamed through the tiny country and many thousands more spent another cold night outside in the Balkans.
European far right parties have called refugees streaming into the region "terrorists", a "ticking time bomb", a Muslim "invasion" that will bankrupt nations and undermine the continent's Christian roots.
Hungary's parliament authorized the government on Monday to deploy the army to help handle a wave of migrants, granting the military the right to use non-lethal force.
Croatia threatened to close its border with Serbia on Thursday as migrants fled from overwhelmed police, trekked through fields and tried to steal into Slovenia by train in a desperate march westwards that is sowing discord and recrimination in Europe.
Hungary on Wednesday detained 29 people including a "terrorist" as migrants demanding to be let through the country's newly shut EU frontier clashed with riot police firing water cannon and tear gas while refugees searched for new ways to enter the bloc.
A camerawoman for a private television channel in Hungary was fired late on Tuesday after videos of her kicking and tripping up migrants fleeing police, including a man carrying a child, spread in the media and on the internet.
At least 850,000 people are expected to cross the Mediterranean seeking refuge in Europe this year and next, the United Nations said on Tuesday, giving estimates that already look conservative.
Austria said on Sunday it planned to end emergency measures that have allowed thousands of refugees stranded in Hungary into Austria and Germany since Saturday and move step by step "towards normality".
Hungary said on Friday it would send thousands of migrants by bus to the border with Austria, appearing to capitulate to crowds who broke away from riot police and struck out on foot for western Europe in a day of chaos.
Hundreds of angry migrants demonstrated outside Budapest's Eastern Railway Terminus on Tuesday demanding they be allowed to travel on to Germany, as European Union asylum rules came close to collapse under the strain of unprecedented migration.
European Union ministers were summoned on Sunday to meet in two weeks' time to seek urgent solutions to a migration crisis unprecedented in the bloc's history, as the mounting death toll on land and sea forced governments to respond.
Kremlin spokesman Dmitry Peskov said on Tuesday Russia was not seeking to buy political influence in the European Union member state Hungary through a nuclear deal, defending Moscow's cooperation with Budapest as mutually beneficial.
European officials are examining whether the Paks project meets EU rules on state aid and the supply of nuclear material from Russia. The EU sets limits on state subsidies, and has rules designed to prevent EU countries becoming over-dependent on Russia for nuclear fuel.
Hungary will not support any trade agreement between the United States and the European Union that impairs the jurisdiction of Hungarian courts in trade disputes, Prime Minister Viktor Orban said on Friday.
Germany said on Thursday it was sending 20 police officers to the border between Hungary and Serbia to help control a surge in the number of asylum seekers heading into the European Union and ultimately to Germany with its generous welfare benefits.
Hungarian Prime Minister Viktor Orban said on Wednesday that his main foreign policy goal was maintaining good ties with Russia and Germany, adding that the United States was an important partner but not the central focus of foreign policy.