Parliament's predecessor was the Great Parliament and the Small Parliament. After13rd century, the Small Parliament gradually became the Imperial Parliament.
From the Magna Carta-the king is under the law;
The embryonic form of parliament: Oxford parliament (open election)-born free;
Simon's Parliament is in 1264 and 1265 (middle class enters Parliament).
1295 model parliament (the middle class is generally recognized and laid the foundation for the emergence of the lower house)
York Act 1322- King in Parliament
1689 bill of rights (parliamentary power is higher than royal power and parliamentary sovereignty is established)
This is my course paper, make sure it's correct ~