The claim
ロンドンの反移民デモの参加者は警察発表で300万人?
Original review summary
The review finds that the claim misattributed the 3 million figure to police: it was posted by the demonstration’s organizer. London police estimated attendance at 110,000–150,000.[S1]
Additional context
The demonstration took place in London on September 13, 2025. The review reports that police arrested 24 people and 26 officers were injured. [S1]
Research date:
Sources and attribution
- [S1] 日本ファクトチェックセンター(JFC) original review
Original review · Retrieved October 16, 2026