Visa Inc., MasterCard Inc. and some large banks agreed to pay scores of retailers—from giant Publix Supermarkets Inc. to an interior-design store in Minnesota—more than $6 billion to settle a long-running lawsuit, in a pact that also permits merchants to charge more to customers who pay with credit cards. — WSJ
How would the meaning change if that comma between "lawsuit" and "in a pact" is removed?
Another example:
- The two sides have agreed to stop fighting in a pact that allows further peace talks.
- The two sides have agreed to stop fighting, in a pact that allows further peace talks.