Germany's Green party on Monday threatened to torpedo plans put forward by likely next chancellor Friedrich Merz to invest hundreds of billions in defence and infrastructure.Merz's proposal comes as the German economy experiences prolonged stagnation and US President Donald Trump's direct overtures to Russian President Vladimir Putin have left Europe feeling vulnerable on security.

Germany's Greens may refuse to back plans by likely next chancellor Friedrich Merz for a massive increase in state borrowing, with a party source on Monday warning "approval is becoming less likely with each passing day".

Germany's Greens vowed to block plans by likely next chancellor Friedrich Merz for a massive increase in state borrowing but left room for compromise on Monday on measures to revamp the military and revive growth in Europe's biggest economy.

German Chancellor-in-waiting Friedrich Merz is open to making concessions to the Greens to secure support for constitutional changes that would unleash hundreds of billions of euros in defense and infrastructure spending.

Election winner and Chancellor-in-waiting Friedrich Merz is relying on votes from the Greens to push through parliament a special fund for infrastructure and defence. View on euronews