This is a good use for sound effects in a game. Background applause during a significant NPC's speeches and public addresses.

You could even have it ready for when a PC gives a public speech. Just be sure to have an alternative track with jeers and boos handy too.

Transcript

Palpatine: Invading a planet is a crime against the Republic; do not think for a second that you will get away with this.
Nute Gunray: There is nothing that can stop me.
Palpatine: Hell in a spaceship is on its way to your doorstep.
Nute Gunray: Oh rearry?
Palpatine: As we speak.
Nute Gunray: I see.
{beat}
{beat}
Nute Gunray: It has been preasant chatting, but I must attend to my affairs.
{end flashback}
Palpatine: I say to you now, as Chancellor of this mighty Republic: With our new clone army we shall defeat the Trade Federation! We shall retake Naboo! We shall restore peace to the Galaxy!
[SFX]: Clap! Clap! Clap!
[SFX]: Clap! Clap! Clap!
[SFX]: Clap! Clap! Clap!
Palpatine: We shall soar on the wings of freedom forever!
[SFX]: Clap! Clap! Clap!
[SFX]: Clap! Clap! Clap!
[SFX]: Clap! Clap! Clap!
Padmé: So this is how democracy flies. Like an arrow.
R2-D2: Or a banana.