The hon. Gentleman has said, in a most extraordinary manner, that our security for peace at the present day is the desire of nations to keep at home. There is a great difference between nationality and race. Nationality is the principle of political independence. Race is the principle of physical analogy, and you have at this moment the principle of race—not at all of nationality—adopted by Germany, the very country to which the hon. Member for the West Riding referred.

Speech in the House of Commons (9 August 1848).