It was bad because peoples' lives were lost during the border wars.
That is why, hope this helps. :)
Answer:
Explanation:
The U.S. prepared for war by first building- up the military in readiness for deployment, by initiating a draft. President Woodrow Wilson sought Congress support in the declaration of war against Germany. ... Businesses and citizens were strongly urged to support the war through government and media communications.
Basically their goal was to defend the nations members from threats from the communist enemies/countries.
Like for example, France and the US would be in the United Nations/NATO and Russia and China would be the communists.
NATO is the North Atlantic Treaty Alliance between North America and Europe.
The one that differentiates Christopher columbus from Bartolomeu Dias is : Columbus planned to reach Asia by sailing west across Atlantic Ocean, while Dias hope to reach Asia by sailing around Africa and through the Indian Ocean.
Hope this helps