...tate to Mr. Fillmore, rejected the overture in an exceedingly smart dispatch. The formal proposition for a joint agreement of perpetual renunciation, on the part of Great Britain, France, and the United States , respectively, of any covetous designs on Cuba, was presented, on the 23d of April, to Mr. Webster, then our Secretary of State, and by him courteously acknowledged, six days later, in a note which, ...