Demonstrators waved flags and banners, chanting “no mega-embassy”, and were joined by Conservative Party leader Kemi Badenoch.
Speaking at the rally, Badenoch said, “I am standing here with you today because I believe in freedom.
“I’m standing with you today, because I know what it is like to live without freedom.
“We take it for granted in the United Kingdom because we have had it for so long, but those who have lived under oppressive regimes, those who have lived under authoritarianism, those who have lived under communism, know what that suffering is like, and we do not want to see that here.
“So I speak right now as the leader of the opposition, the leader of the Conservative Party: I stand with you, I tell you that I will always fight for freedom, and I am calling on the Government to stop this decision.
“We do not want a country that spies on our MPs having this super-embassy right here, and I will do everything within my power to continue speaking on your
