Well, they were over 8 miles away when the bomb detonated, so they wouldn't have seen any of the destruction. Even reconnaissance planes were initially unable to survey the extent of the destruction due to the enormous amounts of smoke caused by the fires, and dust brought up by the bomb.
Also the service ceiling for the B-29 is 31,850ft. 40,000ft would've been impossible.
'President Johnson's escalation of the Vietnam War after the Tonkin Gulf Incident'
Answer:
The United Nations.
Explanation:
The United Nations was born in 1945 just a few months after the end of World War Two, the most terrible and horrible of wars in mankind´s history. The UN was an American idea and it was created thanks to an active diplomatic engagement of the USA. In its Charter, it´s written that its goals are to preserve peace in the relations among nations and promote the peaceful solution of conflicts. 51 states were the founding members, with 5 great powers seating permanently in its Security Council.
The disputed ownership of the Kuril Islands kept Japanese relations tense with "the Philippines," since both of these nations felt that they had legitimate claims to these islands.