The first agricultural revolution set the preconditions for early world-empires by directly leading to an increase in population, development of high density towns, villages and cities which enabled a system of greater trade among one another.
The Agriculture revolution greatly increase the supply of food. This lead to an increase in population, helping to create highly dense population centres where trade can occur.
All this helped to eventually pave the way for the Industrial revolution.
The political myth of the letter and the protection of ancient personal freedoms persisted after the Glorious Revolution of 1688 well into the 19th century.