Colleagues, but because he is their established chief.
He had become its leader as a conciliator of the various sections, and it was as a conciliator, ready to sympathize with the strong views of all sections of his following, that he kept the party together, while his colleagues went their own ways in their own departments.
For much of all this the prime minister's colleagues were primarily responsible; but he himself had given a lead to the anti-militarist section by prominently advocating international disarmament, and the marked rebuff to the British proposals at the Hague conference of 1907 exposed alike the futility of this Radical ideal and the general inadequacy of the prime minister's policy of pacificism.
The aldermen are not mentioned as the colleagues of the mayor until the very end of the 13th century, except in the case of Fitz-Ailwin's Assize of 1189, and this, of course, related specially to the duties of aldermen as heads of the wards of the city.
Two of the number are nominated by their colleagues as burgomasters, who preside in succession for a year at a time and hold office four years, one retiring every two years.