As constructing the sets in full was not an option budget-wise, and partly building the sets would mean countless shots would rely on VFX set extensions (not to mention the technicalities of shooting in a chroma key setup), the choice was made to solve these scenes with the use of big L.E.D. screens, a technique these days synonymous with the term ‘virtual production’.
The image on the left contains stills from TV broadcast recordings, showing the parliament as it actually looked in the early 1990s.