Quadriga: The International Talk Show from Berlin

Angela Merkel's government is in crisis, set off by the governing parties' poor showing at the European elections and the resignation of SPD Leader Andrea Nahles. How long can the grand coalition in Germany stay together? Guests: Vanessa Vu (ZEIT ONLINE), Andreas Kluth (Journalist and author), Cordula Tutt (Wirtschaftswoche)

The EU has voted. Established parties suffered massive losses across most of Europe, while populist parties have made huge gains. What does this mean for Europe? Our guests: Jean-Michel Hauteville (Handelsblatt Today), Derek Scally (Irish Times), Karen Taylor (Political Activist).

Ahead of European elections a video scandal in Austria brings down the coalition government of conservatives and the far-right. What impact will it have on the showing of right-wing populists? Our guests: Karen Taylor (political consultant), Matthew Karnitschnig (Politico), Emmanuelle Chaze (DW)

Sabre-rattling and sanctions are the methods of choice for the US in its stand-off with Iran. But can this strategy force a climb-down in Tehran? Guests: Torrey Taussig (Robert Bosch fellow), Shayan Arkian (IranAnders), Rick Noack (Washington Post)

Violence between Israel and the Palestinians keeps flaring up. Negotiations for a permanent peace have so far failed to yield a result. Can there ever be an end to the Mideast conflict? Guests: Shani Rozanes (DW), Alan Posener (Die Welt), Hassan Khader (Writer and Journalist)

IS has been defeated on the battlefield. But the struggle is far from over. Some of the fighters and their families are German citizens and want to come back. Is a new jihad imminent? Guests: Amir Mussawy (Freelance Journalist), Alan Posener (Die Welt), Kristin Helberg (Middle East Analyst)

NATO is marking its 70th anniversary. But even supporters of the military alliance admit it’s facing huge challenges in the era of Trump and Putin. And what about Germany? Is it a fully-committed NATO member or a “free-rider”? Our guests: Claudia Major (SWP), Ulrike Franke (ECFR), Andreas Kluth (Handelsblatt Today)

Are politicians censoring the internet? That’s what many members of the net community fear, after the EU parliament voted in favour of a reform of the copyright law. But how serious are those concerns? Our guests: John Weitzmann (Wikimedia), Grace Dobush (Freelance Journalist), Alan Posener (Die Welt)

A white supremacist attacks two mosques in Christchurch, killing at least 50. New Zealand is in shock. Where does the hate come from? And what role do social media play? Our guests: Malte Lehming (Tagesspiegel), Matthew Karnitschnig (Politico), Myles Tweedie (DW).

French president Emmanuel Macron has called on people to resist populism and defend the EU. German chancellor Angela Merkel has stayed silent, letting the CDU leader do the talking. What are we to make of this? Our guests: Milan Nic (DGAP), Ulrike Guérot (Political Scientist), Derek Scally (Irish Times).