I think most Americans believe that although it's better not to use military force if you can avoid it, that the world simply doesn't provide us the luxury of giving away military force as an important tool of foreign policy.
Anyone who tries to write a memoir needs to keep in mind that what's interesting to you isn't necessarily interesting to a reader.
I don't know what it's like in the U.S. but immigrants in the U.K. do the jobs the citizens won't do.