Can you think of another example in history where a policy open to or against new ideas had a significant impact on society?

Assemblies do not have written codes of laws. laws are matters for magistrates and courts, not assemblies. codes of law are things such as civil law, criminal law, and constitutional law. what assemblies have are procedures regarding debating, voting and other business they might carry out.  also note that rome had three assemblies: the assembly of the soldiers, the assembly of the tribes, and the plebeian councils.

It was a combination of conquests and alliances

10, that's when i feel like parent's start giving there kids tasks. possibly younger sorry if this wasn't at most