Ukrainian President Volodymyr Zelensky will not attend a major conference on rebuilding Ukraine being held in Poland this week, as a dispute between the two countries over Second World War remembrance…

Ukraine is now at odds with Poland, one of its most vital allies in its effort to defeat Russia, over their fraught historical relationship.

Poland’s President Nawrocki was invited to the Ukraine Recovery Conference in Gdansk, as a diplomatic spat between Warsaw and Kyiv over a military unit naming row dispute.