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A defence pact promising that an attack on one means an attack on all is only as credible as what happens the first time that promise is tested.

Washington offers $5 billion for Gulf energy repairs and Bahrain builds European trade through EuroCham, giving post-war commerce two separate foundations.

A court can rule correctly on who owns a flat without ever answering what a society owes the person being asked to leave it.

Building enough clean power turns out to be the easy part of Germany's energy transition; making that power cheap, stable and financially viable is the harder one.

Houthi gains, Ethiopian turmoil and Italian warships have turned Bab al-Mandeb into Europe's second chokepoint crisis, with refugees and diesel bills at stake.