The plan was elegantly cynical: Israel would attack Egypt across the Sinai; London and Paris would then “intervene” as ostensible peacemakers, demanding both sides stand down from the canal zone — which they knew Egypt would refuse — thereby furnishing a pretext to seize the waterway themselves.
The justifications offered to the public shifted kaleidoscopically: it was about freedom of navigation; it was about containing Soviet influence; it was about preventing a dangerous authoritarian from acquiring too much power.