['20 June 1837. Victoria comes to the throne after the death of William IV. ... ', "8 May 1838. People's Charter advocates social and political reform. ... ", '1 August 1838. Slavery is abolished in the British empire. ... ', '17 September 1838. ... ', '7 May 1839. ... ', '10 January 1840. ... ', '18 May 1843. ... ', '30 June 1846.']