TK1951 left Istanbul at 6.22am British time (8.22am local time) yesterday on its scheduled flight to the Dutch capital - and for the first three hours there were no reports of anything unusual.

Her conclusions have been backed up by British research looking at children with relatively fewer toys, whose parents spend more time reading, singing or playing with them.

While Europe's monarchies will no doubt be smart enough to survive for some time to come, it is the British royals who have most to fear from the Spanish example.