Thomas Jefferson and Population Estimates

In June 1826, Thomas Jefferson was too ill to accept the Washington DC mayor’s invitation to participate in the fiftieth anniversary celebrations of the Declaration of Independence. In his polite letter declining the invitation, Jefferson wrote of his hopes for the document he had authored:May it [the Declaration of Independence] be to the world, what I believe it will be, (to some parts sooner, to others later, but finally to all,) the signal of arousing men to burst the chains under which monkish ignorance and superstition had persuaded them to bind themselves, and to assume the blessings and security of self-government. That form which we have substituted, restores the free right to the unbounded exercise of reason and freedom of opinion. All eyes are opened, or opening, to the rights of man. The general spread of the light of science has already laid open to every view the palpable truth, that the mass of mankind has not been born with saddles on their backs, nor a favored few…