1510– Portuguese conquest of Goa: Portuguese naval forces under the command of Afonso de Albuquerque, and local mercenaries working for privateer Timoji, seize Goa from the Bijapur Sultanate, resulting in 451 years of Portuguese colonial rule.
1868– The first traffic lights are installed outside the Houses of Parliament in London. Resembling railway signals, they use semaphore arms and are illuminated at night by red and green gas lamps.