What was the name of the treaty that NE negotiated with Spain shortly after the American Revolution that would increase American trade in NE, but gave Spain control of the Port of New Orleans, Screwing over the South West. This was an example of sectionalism, but I forget the name of the treaty!

I think this is the treaty you need.

http://www.answers.com/topic/pinckney-s-treaty

That was in 1795, this treaty Im talking about during the articles of confederation 1781 - 1789. It was one of the reasons why government under the Articles was weak, and it had to do with sectionalism.

Try this site.

http://en.wikipedia.org/wiki/Jay-Gardoqui_Treaty

That's it! Thanks!

You're welcome. :-)

compare the colonial empires of spain,france and england in terms of their settlements, economic structure and political control.

The treaty you are referring to is known as the Treaty of San Lorenzo, also commonly referred to as Pinckney's Treaty. To find the answer, one can follow a series of steps:

1. Identify the time period: You mentioned that the treaty was negotiated shortly after the American Revolution. This narrows down the search to the late 18th century.

2. Determine the countries involved: You mentioned NE, which typically refers to New England, and Spain. This suggests that the treaty was between the United States (specifically New England) and Spain.

3. Understand the treaty's purpose and impact: You mentioned that the treaty aimed to increase American trade in New England while granting Spain control over the Port of New Orleans. This resulted in negative consequences for the South West, thus indicating a form of sectionalism.

4. Search for relevant treaties: Based on the provided details, one can search for treaties negotiated between the United States and Spain during the late 18th century. Pinckney's Treaty, or the Treaty of San Lorenzo, fits these criteria.

Therefore, the name of the treaty you are referring to is the Treaty of San Lorenzo, also known as Pinckney's Treaty.