This medal is awarded pretty often. For example Obama awarded 123 of this medal during his term and Reagan awarded the medal 102 times during his term. I hope this helped,Enjoy The Rest of Your Day!
Answer:
it was the largest empire in pre-Columbian America. Ilqmd I think its a political and administrative structure and is considered by most scholars to have been the most developed in the Americas before Columbus' arrival.
Created an elected Legislature
Granted freedom of speech and assembly is also one.
I believe it’s improved transportation