Which geographic features served as a barrier to political unity and encouraged the rise for independent city states in the ancient greece

Which two factors caused many americans to migrate to the west in the mid-nineteenth century? pick two the texas revolution discovery of gold at sutter’s mill the mexican-american war an interest in american indian culture cheap land prices

Use the drop-down menus to complete the statements. the countries of wanted to find a quicker route to trade with the meant they would no longer have to travel

Where did zebulon pike spend most of his time exploring?