Magna Carta (1215) - introduction of rights (established a fair trial)
Petition of Rights (1628) - similar to the rule of rule of law, crown is not above the law
Reform Act (1832, 1867, 1884) - change who can vote
The Ballot Act (1832, 1867, 1884) voting in secret to protect citizens' right to vote any they wished
Representation of the people (1918, 1928, 1969)