Describe the beginnings of the Hellenistic period and the changes that occurred in art as a result

The Hellenistic period starts after the death of Alexander III of Macedon,  remained until the establishment of the Roman Empire.

The Hellenistic Period art, according to the scholars, convey human emotions through their artistic works.  

Explanation:

The Hellenistic Era arises after the death of Alexander the Great. The Hellenistic era is known for its accomplishments and expanding its culture throughout West and Central Asia, and the Mediterranean. Architecture is connected with the Corinthian order and art focused on human form and expressions. Sculptures like  Venus de Milo and Winged Victory of Samothrace are some of the artistic work of that period.

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