“Our object now, as then, is to vindicate the principles of peace and justice in the life of the world as against selfish and autocratic power, and to set up among the really free and self governed peoples of the world such a concert of purpose and of action as will henceforth insure the observance of those principles.”

Woodrow Wilson

~ Woodrow Wilson
(1856-1924) 28th US President
in an address to Congress on war being declared with Germany

convincer, Tujunga, CA 8/2/10

Just a note: In this usage, the word to use is "ensure," with an "e," not "insure" with an "i."