The Polish President visited NATO's headquarters on Thursday at the invitation of Secretary General Mark Rutte. View on euronews

Poland's President Andrzej Duda proposed enshrining defence spending of at least 4% of GDP in the constitution on Friday, while the government backed giving military training to all adult males as Warsaw readies itself for threats from Moscow.

Polish President Andrzej Duda has proposed a constitutional amendment to require Poland to spend at least 4% of GDP on defence. This move comes as Poland, prompted by Russia's aggression in Ukraine, boasts the highest defence spending among NATO allies.

Polish President Andrzej Duda said on Friday that he had proposed to parliament amending the constitution to make it mandatory to spend at least 4% of gross domestic product (GDP) on defence. Galvanised by Russia's invasion of neighbouring Ukraine three years ago,

Poland's President Andrzej Duda proposed enshrining defence spending of at least 4% of GDP in the constitution on Friday, while the prime minister said every adult male would receive military training,