- 
  
  Hobbes debating the importance of social contract theory and more importantly the need to for people to give up their power contributed in europe becoming a liberal democracy
 - 
  
  This book pulbished by an enlightenment thinker contributed the idea of different branches of government. This is important in creating what we consider modern liberal democracies
 - 
  
  This event and document served to push enlightenment ideas into law
 - 
  
  This document outlines the importance of capitalism in modern European liberal democracies. Capitalism is the ideology which puts at its forfront individual rights
 - 
  
  The importance of Marxs and communist ideology in making europe a liberal democracy rests in the protection of social rights across europe. Healthcare and free education is a must in modern european liberal democracies
 - 
  
  World War Two and more specifically the London Blitz contributed to modern Europe. The distruction of major cities pressured governments to find solution. The solution that would arrive: the eu, is base on social contract at the international level