Independence Memorial Hall (also Independence Commemoration Hall) is a national monument in Sri Lanka built for commemoration of the independence of Sri Lanka from the British rule with the establishment of Dominion of Ceylon on February 4, 1948. It is located at the Independence Square (formally Torrington Square) in the Cinnamon Gardens, Colombo. It also houses the Independence Memorial Museum.The monument was built at the location where the formal ceremony marking the start of self-rule, with the opening of the first parliament by the HRH Prince Henry, Duke of Gloucester occurred at a special podium February 4, 1948.Located at the head of the monument is the statue of the first prime minister of the country Rt. Hon. Don Stephen Senanayake The Father of the Nation. Most of the annual National Independence Day celebrations have been held here. Apart from a monument it served as the ceremonial assembly hall for the Senate of Ceylon and the House of Representatives of Ceylon until the parliament was moved to the new parliament complex. Currently it is the venue for religious events and annual national day celebrations.