Dashed left edge = started before September 1823 ·
Dashed right edge = ongoing beyond September 1823
Events in September 1823 2
1772 – 1823David Ricardo (1772-1823)Died 11 September 1823, aged 51David Ricardo was a British political economist whose work on comparative advantage, rent, and value helped establish classical economics. His 1817 book "On the Principles of Political Economy and Taxation" remained influential for generations of economists. He also served as a Member of Parliament in his later years.
1823Leo XII elected popeAnnibale della Genga succeeds Pius VIIFollowing the death of Pope Pius VII, the papal conclave elected Cardinal Annibale della Genga, who took the name Leo XII. His pontificate was marked by conservative governance of the Papal States and efforts to revive religious orders. He would serve until his death in 1829.