Greek were very skilled sculptors but since Romans copied the greek style they improved the methods and made their sculptures much more better and unique.
United States - wanted to establish lasting peace in Europe
Germany - wanted a treaty based on the armistice it had signed
Italy - wanted territories near the Adriatic that Britain had earlier promised
France - wanted to punish and weaken Germany
A key factor that pushed Mexicans to emigrate was not being able to support themselves at home, politics also affected them.