A powerful city-state that founded the colony Syracuse in Sicily and was located near important land sea routes south of Athens?

Corinth was a prominent city-state in ancient Greece, renowned for its strategic location and significant contributions to trade, commerce, and culture. Situated on the narrow isthmus connecting the Peloponnese to mainland Greece, Corinth was ideally positioned for trade and transportation between the Aegean Sea and the Ionian Sea. It played a crucial role in both land and sea routes, making it a prosperous hub and an important center of commerce.

Corinth established numerous colonies, including Syracuse in Sicily, which became a major Greek colony in the central Mediterranean. Founded in 734 BCE, Syracuse grew to become a powerful and influential city-state, known for its cultural achievements, art, and architecture.

Due to its strategic location, Corinth served as a crucial gateway between the Peloponnese and other regions of Greece, influencing political and military affairs in the wider Greek world. The city-state's proximity to Athens, located to the southeast, made it a significant neighbor with whom it had both cooperative and competitive relationships.