Answer:
It was the quest for westward expansion. The Manifest Destiny called for the US to fulfill the divine mission to expand and dominate the whole continent. After the independence, the US moved westward step by step: the Louisiana Purchase, Texas, the Mexican-American War. This last event allowed the US to increase its territory, incorporate California and reach the shores of the Pacific Ocean.
Explanation:
Only 1/4 (25%) of Greece is arable (farmable) land, so the Greeks relied heavily on fish and other seafood for survival. Also, olive trees are native to the area so their diet was and still is based on a lot of dishes involving olives, olive oil, and wine.