the answer of course is known to all !! NEVER! now would you kindly refrain from using the phrase international law which is actually non existent ! international law is a contradiction in terms because its infrequent use is only reserved for the minnows of the world not the majors !!
U.S. to deliver 8 advanced F-16s to Egypt on July 30-31, U.S. embassy in Cairo says (Reuters)
from the article: Hypocrisy in Hebron