New Delhi, 19/12: Historian Ramachandra Guha and politician Yogendra Yadav detained at the protest against Citizenship Act. Guha was pictured with a poster saying CAA is against the constitution. He was present at the anti CAA Protest at the town hall.144 is imposed in Bengaluru. Political leader and activist Yogendra Yadav was also detained at Red Fort at the protest center against the Citizenship act. Section 144 is also imposed in Red Fort area.