And you accomplished this, Robert Clive, primarily by fomenting revolution. How does this work for you and it never works for the CIA? Best wishes, John Green. So by now you've probably figured out that since the French kept losing battles, they eventually lost the war. The main peace treaty signed in Paris in 1763 limited French presence in the Caribbean, in India, and in North America. Although not completely, otherwise they couldn't have sold Louisiana to Thomas Jefferson in 1803. So France was obviously dramatically weakened, but overall, so was Britain.