The members of the various Magna L-harta Associations, Tichbomo Release Associations, and the Parliamen tary Association took advantage of the holiday to go in their ' strength with bands playing, and banners Hying, and what with genuine agita tors,-who, although mistaken, ° are yet earnest, A number who went out ot curiosity, and a greater number atili who joined in the movement for the tun ot the thing, no less than 200,000 men and boys were massed together round the .Reformer's tree in Hyde Park The number present is of course open to doubt, the lowest estimate, Stlie 'Times' putting it at 40,000, while Dr. Kenealy thought at least there were half a mil lion surrounding him. The proceedings consisted m putting Mr Guildiord Onslow m the chair, who then made an introduc j tory speech audible only to a few near him and then the Dr. spoke. He said Ihis is probably the most magnificent sight ever beheld in Hyde Park, because 1 can haraly conceive any spectacle in this world of greater majesty and Gran deur, than the spectacle of half a million human beings assembled together,in order to demand justice from their rulers for an innocent and unhappy man. (Great cheering.) Gentlemen, you may not be among the wealthy or the aristocrats of this country, but you are all made in th» image of God. You are all parts of this great empire. You are all intelligent ' freedom-loving, and brave Eno-lishm*n • and I should be sorry, indeed, if 1 though v that the Government of this Em pire was to be left in the hands of a powerful oligarchy, arraigned against Sir iioger lichbome. His friends are not insensible of the magnitude of the cause they are pledged to support. You here have not come out to day to see the Princes of the earth, but you have come out to rally around the banner which we are raising here, for the purpose' of summoning all England to our side (cheers) .... The sight we are now presenting to the world is sublime in its grandeur. 