Further , neither country would make a separate peace with London , until the independence of the Thirteen Colonies was recognized .
Signed on February 6 , 1778 , it was a defensive alliance where the two parties agreed to aid each other in the event of British attack .
Neither country would make a separate peace with London , until the independence of the Thirteen Colonies was recognized .
Signed on February 6 , 1778 , it was a defensive alliance where the two parties agreed to aid each other in the event of British attack .