The establishes a uniform set of rules governing certain aspects of the making and performance of everyday commercial contracts between sellers and buyers who have their places of business in different nations.

The answer is United Nations Convention on Contracts for the International Sale of Goods

Explanation:

There is always a challenge in international business transaction regarding the business rules to adopt in resolving disputes between parties that reside in different nations of the world with different laws governing day to day business transactions.

As a result, the United Nations Convention on contracts for international sale of goods become the applicable laws in such instance where the countries o both buyer and seller have ratified it as part of its own law making.So many countries have adopted it including the United States of America.