One of the many reasons is that during the 20th century when the British and the Americans got together, they whipped the world.
HIROSHIMA and NAGASAKI, compliments of J. Robert Oppenheimer, "Father Of The Atomic Bomb"
Google: J. (Julius) Robert Oppenheimer was born in New York City on April 22, 1904. His parents, Julius S. Oppenheimer, a wealthy German textile merchant, and Ella Friedman, an artist, were of Jewish descent but did not observe the religious traditions.
What a combination.