Who was the 16th president?
what was he/she known for?

Abraham Lincoln

He known for:  Abraham Lincoln is most famous for leading the country during the American Civil War. His leadership in the North helped the country to remain strong and defeat the South keeping the country united. He also pushed for the freedom of all slaves throughout the nation. He was also the first republican president.

I hope this helps you.

(This was the 16th president of the U.S.

the structure of state governments are determined by. "state constitutins'

under the us constitution, all state governments are.'republics'