Dear Robert -Ryan, my scenario, as you probably well know is just a made up description of a possible event, But to boldy say that the Hawk would have "got in" is indeed presumptive in the extreme.
As for your second comments surely you must be aware that all reasonable people have different levels of noise tolerance so to judge others by your own is indeed selfish and un-neighbourly.
And not all people love to complain. Many suffer in silence through the selfish and un-thoughtful actions of others.
Many of our neighbours dreaded the fine summer days when they could not enjoy their outdoor space because that noisy aircraft.
Thank goodness it's gone and does not return.