The first written republican constitution ever formed in history was that of the: September 24, 2021September 24, 2021 administrator The first written republican constitution ever formed in history was that of the:AmericansWell Done. Your Answer is Correct Keep it Up!BritishFrenchIndians Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Like this:Like Loading...