He was the vice president to FDR and the letter I suppose you're asking for is the one he wrote in 1952 titled "Why I was wrong"
It was the dutch who challenged
California was admittted as a new free state.
The Compromise of 1850 strengthened the fugitive slave law, gave popular soverignty in Utah and New Mexico, abolisted slave trade in Washington D.C., and helped Texas repay its debt.
Answer: the correct answer is consolidation of serfdom.
Explanation:
Serfdom is the quality of being a feudal worker or serf.
In 1787 delegates met to revise the Articles of Confederation, in the process the meeting became the Constitutional Convention where the writing of the American Constitution took place.