Needs to develop national Law
The Declaration of Independence was a document mainly written by Thomas Jefferson. John Locke was an English philosopher that came up with the basis of a legitimate government, and this heavily influenced Jefferson while he was writing the Declaration.
The 3/5ths compromise affected the southern states in their favor. Since there were so many slaves in southern states, that didn’t count as part of the population. The 3/5ths compromise gave southern states more representation because it counted 3 out of every 5 spaces as part of the population.