 In January 1867, while still in London, he was seriously burned in his hotel room when his candle set fire to the chair he had fallen asleep in, but Macdonald refused to miss any sessions of the conference.In February, he married Agnes at St George's, Hanover Square.On 8 March, the British North America Act, 1867, which would thereafter serve as the major part of Canada's constitution, passed the House of Commons (it had previously passed the House of Lords).