Britain didn't have enough settlements to enforce the claim.
The XYZ affair led to a period of anti-French sentiment in the United States, which was problematic as the French has been the key ally during the American revolution some 20 years before and was one of the primary reasons the United States was able to defeat Great Britain.
However, over those 20 years, France had undergone a revolution of their own and the United States decided to remain neutral in France's war against Great Britain.
Answer:
What were two effects of the Louisiana Purchase on the United States? The purchase doubled the size of the United States, greatly strengthened the country materially and strategically, provided a powerful impetus to westward expansion, and confirmed the doctrine of implied powers of the federal Constitution.
Answer:
A prolonged war and greatly increased the number of casualties in the war
Explanation:
In World War I we saw the introduction of chemical weapons, machine guns, artillery, and tanks. All of this resulted in trench warfare and the lack of tactics to fight the new weapons meant that the war would be longer and a lot deadlier than it would have been without those weapons. It dragged for years from one stalemate to another and claimed a lot of lives.