The prime mover in the plot, Stefano Porcaro, was executed.
He was evidently the prime mover in the various changes effected in the law by the novels of Justinian (Novellae constitutiones), which became much less frequent and less important after death had removed the great jurist.
Therefore, there must be a prime mover of that prime movable, and equally eternal and uniform.
He was also a prime mover in the establishment of the Cambridge Astronomical Observatory, and in the founding of the Cambridge Philosophical Society.
The prime mover of the great rebellion of 1648, which shook the Polish state to its very foundations, was the Cossack Bohdan Chmielnicki (q.v.), who had been initiated in all the plans of Wladislaus IV.
For the First Crusade William had followed Albert of Aix; and he had consequently depicted Peter the Hermit as the prime mover in the Crusade.
On his return from his second visit he was the prime mover in the promulgation of the Bavarian religious edict of 1522, which practically established the senate of the university of Ingolstadt as a tribunal of the Inquisition, and led to years of persecution.
For example, in a machine-work, the steam-engine, which is the prime mover of the various tools, has a flywheel on the crank-shaft to store and restore the periodical excess of energy arising from the variations in the effort exerted by the connecting-rod upon the crank; and each of the slotting machines, punching machines, riveting machines, and other tools has a flywheel of its own to store and restore energy, so as to enable the very different resistances opposed to those tools at different times to be overcome without too great unsteadiness of motion.
In 1827 he was prime mover in the protest made by the French Academy against the minister Peyronnet's law on the press, which led to the failure of that measure, but this step cost him, as it did Villemain, his post as censeur royal.
But in June 1859 Palmerston returned to power, and it was on this occasion that he proposed to Cobden, one of his most constant opponents, to take office, and on the refusal of that gentleman Milner Gibson was appointed to the board of trade, although he had been the prime mover of the defeat of the government on the Conspiracy Bill.