That was called the Roman Republic. consisting of two Consuls, elected yearly, a Senate, with a life term, and an assembly.
Miguel Hidalgo y Costilla launched the war with the issuing of his "Grito de Delores"
Since the 2nd amendment right to bear arms allows American citizens the right to own Grizzly bear arms, life without the right to bear arms would be quite terrible, considering the great need for bear arms in ones household.
I believe it’s the compromise of 1850