Petro Poroshenko is to be sworn in as president of Ukraine, after his victory in the May 25 poll.
Yesterday, he met with Russian President Putin briefly at D-Day commemorations, saying it could be the start of dialogue between the countries.
More top news
It ends a political standoff that briefly saw Yahya Jammeh and Adama Barrow claiming leadership of this tiny West African nation.
Britain is braced for sub-zero temperatures expected to bring 'harsh frost' through next week.
The historic moment was watched by 500 people in the Church in Wales who cheered after the ceremony.