The Polish government responded to the letter saying that while they respected the human rights of LGBT people, marriage was between a man and a woman.
It came as Donald Trump used the virtual UN meeting to attack China over the emergence of coronavirus. China hit back at what it called "a political virus" and said Trump's accusations were "baseless".
The peace talks could see the exit of American and NATO troops from Afghanistan after 19 years of conflict.
The officer was a lieutenant-colonel stationed with NATO in Italy.
Europe has a good relationship with the United Arab Emirates, says Andrea Matteo Fontana, the EU’s Ambassador to the UAE. The next step is creating a future that is more sustainable, where there is more solidarity.
Former Australia PM Kevin Rudd says the COVID-19 pandemic has exposed fundamental EU-China tensions.
The EU has expressed regret after its opinion article in the China Daily newspaper was watered down to remove references to the coronavirus outbreak beginning in the country.
Europe is reeling from the news of the US president's flight ban. Ursula's planned trip to Greece is put on hold due to coronavirus and at 100 days in office, we look at Team Ursula's foreign policy performance.
Hundreds of high-level decision makers and industry trailblazers, spanning fields from economics and philanthropy to healthcare, attended the Milken Institute Middle East and Africa summit 2020 in Abu Dhabi.
Britain's diplomatic mission in Brussels sent an employee out early on Saturday to change the building's nameplate to read "UK Mission to the European Union", signalling its new non-member status.
Governments in Europe are declaring climate emergencies, the EU is touting its Green Deal, but unless other countries get on board is there any hope for climate action? That's where climate diplomacy comes in.
Denmark has already announced plans to strip dual nationals of their citizenship if they have travelled abroad to fight with militant groups.