In a major battle of the Second Sikh War, British troops defeat Sikh forces at Chilianwala, in northern India.

Emerging victorious in the Second Sikh War, Great Britain annexed the Sikh kingdom of northern India. (By Brian Bockelman)

Persian ruler Nasir al-Din Shah Qajar dismisses his liberal prime minister, Mirza Taqi Amir Kabir, and sends him into exile. (By Brian Bockelman)

Florence Nightingale and a group of 38 British nurses arrive in Constantinople, intent on providing care for soldiers engaged in the Crimean War. (By Brian Bockelman)