Plot: Fiona Bruce presents a special debate from London on the war in Ukraine and the UK’s role in establishing an enduring peace, with an audience including Ukrainian refugees. On the panel are: former chief of the defence staff General Sir Nick Carter; Lesia Vasylenko, a Ukrainian MP; from the UK government, cabinet office minister Nick Thomas-Symonds MP; Conservative Sir Ben Wallace, who spent five years as secretary of state for defence; and a Trump campaign adviser, Jan Halper-Hayes