Kyiv Forum Hosts Harry
He attends the 18th Kyiv Security Forum.
Aims to refocus attention on Ukraine's war with Russia.
Argues conflict extends beyond territory.
Addresses delegates and participates in panel with Ukrainian veterans.
Visits The Halo Trust, which employs 1,300 in Ukraine for de-mining.
Message to Ukrainians: world sees and respects them.
Ukraine described as defending Europe's eastern flank.
Conflict framed as about values and partners' work.