This happened during the fourth electoral speeches in Eastbourne.
The broadcast was conducted on the YouTube channel of The Sun newspaper.
When Truss was presenting her candidacy, several people in the studio began to shout various statements.
The head of the Foreign Ministry stopped her speech, saying that she would wait until the violators were taken out.
Liz Truss' speech was later interrupted by climate change activists, Sky News reported.
Earlier, Truss made a slip of the tongue during her speech, saying she was ready to “stand up” for Russian President Vladimir Putin.