He declined invitations both from London and from India.
He declined invitations from Cambridge, but accepted from Archbishop Laud a prebend in Canterbury cathedral without residence, and went to England to be installed in 1629, when he was made LL.D.
Denouncing the temporal power of the pope he implored the emperor to deliver Italy, and especially Rome, from their oppressors; but, heedless of his invitations, Charles kept him in prison for more than a year in the fortress of Raudnitz, and then handed him over to Clement, who had been clamouring for his surrender.
He made clear his belief that the question was closely connected with the problems of the Pacific and Far East, and invitations were also sent accordingly to China and to the smaller European powers with Far-Eastern interests - Holland, Belgium and Portugal.
The invitations were accepted, and the conference assembled at Washington on Nov.