When did the British forces under Havelock and Outram enter the Residency in Lucknow?

August 25, 1857 October 25, 1857 September 25, 1857 None of the above

September 25, 1857

On September 25, 1857 Havelock and Outram, along with a small contingent, managed to reach the Residency, but they in turn were besieged.