Anatomical machines Giuseppe Salerno, an anatomist from Palermo, around 1763. Some legends, disproved by modern studies, account for the direct involvement of the prince in the building process, while in fact he only bought them. A contract, found in the notary archive of Naples, states that di Sangro provided to Salerno metal wire and wax for the work. They were described in detail for the first time in the "Breve Nota" (short note), an 18th-century guide to Palazzo di Sangro and its neigh chapel. It also accounts the existence of a third machine, a fetus complete with placenta: it was exposed together
18th century Robespierre. At first, many monarchies of Europe embraced Enlightenment ideals, but with the French Revolution they feared losing their power and formed broad coalitions for the counter-revolution. The Ottoman Empire experienced an unprecedented period of peace and economic expansion, taking part in no European wars from 1740 to 1768. As a consequence the empire did not share in Europe's military improvements during the Seven Years' War (1756–1763), causing its military to fall behind and suffer defeats against Russia in the second half of the century. 18th century music included the Baroque period (including Johan Sebastian Bach and George Frederic Handel)