Protecting the interests of native-born or established inhabitants against those of immigrants
There are many similarities and differences between the economies of chile and Venezuela, but perhaps the most significant would be that the former focussed mostly on agricultural exports.
The American Revolution was principally caused by colonial opposition to British attempts to impose greater control over the colonies and to make them repay the crown for its defense of them during the French and Indian War (1754–63)
The Declaration summarized the colonists’ motivations for seeking independence. By declaring themselves an independent nation, the American colonists were able to confirm an official alliance with the Government of France and obtain French assistance in the war against Great Britain. So basically so it could be official