During which period of Greek history did population decline and trade decrease?

Athenian aristocrat who published the first law code in Athens–the code was extremely harsh and favored noble landholders:

The major aim of the Delian League, a military alliance of Greek city-states formed after the Persian War and led by Athens, were to protect the Aegean islands, liberate Ionia from Persian rule, and keep the Persians out of Greece.

The city of Athens was located in this area of mainland Greece:

A soldier of ancient Greece was called:

Which name was given to the spread of Greek culture by Alexander and his successors?

The city-state of Sparta is located in this land area of Greece:

The Persian Wars were sparked by

Which new Greek dialect was formed due to the mobility of Greek soldiers and administrators and their assimilation with Greeks from other regions?

The Minoan civilization was located on