Giovanni Manzolini to become a figure painter, Manzolini joined Ercole Lelli's studio at the age of 40 to learn the art of anatomical sculpture. He was made Lelli's assistant in 1743. Under Lelli, Manzolini was made chief assistant on the papal commission to make wax models for the Anatomy Museum of the Academy of Sciences of Bologna Institute, holding this position for three years. He resigned in late 1746. He felt bitterly that Lelli had deprived him of recognition for his greater knowledge of anatomy and anatomical sculpture. After leaving Lelli, Manzolini opened his own studio for wax modelling and launched a
18th century and the classical period (including Joseph Haydn and Wolfgang Amadeus Mozart). The 18th century also marked the end of the Polish–Lithuanian Commonwealth as an independent state. The once-powerful and vast kingdom, which had once conquered Moscow and defeated great Ottoman armies, collapsed under numerous invasions. Its semi-democratic government system was not robust enough to rival the neighboring monarchies of the Kingdom of Prussia, the Russian Empire and the Austrian Empire which divided the Commonwealth territories between themselves, changing the landscape of Central European politics for the next hundred years. European colonization of the Americas and other parts of the world