300 BC � Part of Ashokas Empire.
9�13 centuries AD � part of Silhara dynasty.
1343 � Part of the Gujarat sultanate.
1508 � Francis Almeida sailed into the deep natural harbour.
1534 � Mumbai ceded to the Portuguese.
1661 � Portuguese Princess Catherine of Braganza brings Bom Bahia to King Charles II of England as part of her marriage dowry.
1668/1669 � East India Company takes over Bombay
1670 � First printing press imported to Bombay by Parsi businessman Bhimji Parikh
1675 � Population estimated to have risen to 60,000 from 10,000 in 1661.
1675 � The Mumba Devi temple built by an immigrant Hindu woman, Mumba, near the main landing site on the former Bori Bunder creek or inlet, against the north wall of the English Fort Saint George.
1735 � Start of ship-building industry.
1777 � First newspaper published in Bombay by Rustomji.
1822 � First vernacular language newspaper in Bombay, Mumbai Samachar published by Fardoonjee. India's oldest newspaper still being published.
1838 � First edition of Bombay Times and Journal of Commerce launched
1845 � Grant Medical College founded.
April 16, 1853 � First railway line in India between Bombay and Thane.
1854 � First cotton mill started.
1857 � University of Bombay established.
1870 � Bombay Port Trust formed.
1872 � Bombay Municipal Corporation founded.
1885 � Indian National Congress formed at Gowalia tank Maidan .
1887 � Victoria Jubilee Technological Institute (VJTI) established. First and only institute offering degree in engineering until 1960.
1911 � King George V and Queen Mary visit Bombay. Gateway of India built to commemorate the visit.
January 12, 1915 � Gandhi returns to India from South Africa at Mumbai.
January 22, 1926 � King Edward Memorial Hospital inaugarated.
July 15, 1926 � First motorised bus ran between Afghan church and Crawford Market.
October 15, 1932 � J. R. D. Tata flew from Karachi to Bombay via Ahmedabad landing on a grass strip at Juhu paving the way for civil aviation in India.
August 8, 1942 � Quit India Movement declaration passed at Gowalia Tank Maidan.
April 14, 1944 � Massive explosion rocks Bombay Harbour.
1958 � IIT Bombay established in Powai.
31 March 1964 � Last tram made its journey from Bori Bundar to Dadar.
1993 � Serial bomb blasts across Mumbai kill 300 and injure hundreds more.
1996 � Bombay renamed to Mumbai. Subsequently University of Bombay renamed to University of Mumbai.
1998 � Victoria Jubilee Technological Institute renamed to Veermata Jijabai Technological Institute.
August 25, 2003 � Two bombings by militants kill 48 and injure 150.
2004 � The fourth World Social Forum held in Mumbai, from 16�21 January.