It was Mr Zelensky's Churchillian "V for victory" sign at the end of his speech - as the Ukrainian national anthem played in the background - that was the most powerful moment for the Labour MP.
Particularly, the MP said, as the stained glass windows that bathed the whole occasion in light are a memorial to the staff and members of both houses of Parliament who died in the Second World War.
"The symbolism of that is incalculable." lucabet1688