The time has come to witness the trial of the Egypt's fourth president, an unprecedented occasion in Egypt or any Arab country.
The Thames Diamond Jubilee Foundation declined to comment, while a BBC spokeswoman said: "Filming the Thames river pageant was an unprecedented occasion, and one for which it was not possible to rehearse.
On an unprecedented occasion when the Emperor spoke to the nation, he said he hoped the people would overcome the tragedy by "engendering a sense of caring for other people".
One champion to rule over them, on an unprecedented three occasions.
In an era obsessed with celebrity, these two canny Frenchmen have somehow managed to create an unprecedented sense of occasion while staying in the shadows.
These occasions, virtually unprecedented for the Northern Irish, require leadership and fibre.
The fact that some two million were present for the occasion – an unprecedented number – was somehow not astonishing.
It was an unprecedented crowd for an occasion that seems to defy local comparison, even in a city accustomed to hosting mega-events.
The occasion, an unprecedented one, inaugrated a series of 12 free outdoor concerts by the Philharmonic this month, to be presented in the Sheep Meadow; Prospect Park in Brooklyn Crocheron Parkk in Queens; the Botanical Gardens in the Bronx; & Clove Lakes Park on Staten Island.
Byron's funeral was the occasion of unprecedented public mourning in the streets of London, followed by the much-publicised journey of the body to a family vault in the south midlands - an uncanny prefiguring of the last journey of Princess Diana.
"As this will be an iconic, unprecedented and historic royal occasion we expect there will be exceptional demand for tickets".
