Answer:
Because of their oppression of exercising their voice under the rule of the British government, the American colonists believed heavily on the freedom of speech. They believed that the government should allow its citizens to vocalize their points of views through its representatives. As the American Revolution progressed the call for vocal freedom increased.
Sorry sir California is not the answer the gold rush was during the years of 1848 to 1855
Part of the goal for US foreign policy is to promote peace and democracy.