Which preposition to use with ensure

to Occurrences 22%

And if at any time he shall dismiss her or permit her to leave him, or if she shall desire to leave him after the expiration of eight years, he will ensure to her for her life an annual payment of fifteen stâltau.

for Occurrences 5%

And is it possible to stop this process of decay without finding some form of civil symbiosis which will ensure for all men a more human mode of living?

from Occurrences 2%

This proposal was, however, resented as an insult by the Duke, who was not sparing in his comments upon the insolence of the Italian adventurer; and so unmeasured were his expressions that his ruin must have been ensured from that moment, had not a circumstance shortly afterwards occurred which rendered his services necessary to the Regent.

by Occurrences 1%

Roldan readily granted this request, that there might be no reason to complain or to allege that the expedition of Ojeda had suffered prejudice or danger through his means; but he made him engage and give security for the performance of his promise, that he should depart from the island by an appointed time; which Roldan took care to ensure by keeping a strong guard on shore.

against Occurrences 1%

Then, having thus reflected, say, "Take you our own age to be more virtuous, and therefore more ensured against the reverses of fortune, than those older times?"

at Occurrences 1%

And therefore I say again that the love for another man's wife is the greatest misfortune, since it leads the man to make her unhappy whose happiness he would ensure at the cost of his own.

in Occurrences 1%

Comfort could only be ensured in the hut either by making a clean sweep of all the ceiling ice or by keeping the interior at a critical temperature little above freezing-point.

over Occurrences 1%

The junction of two or more of Napoleon's fleets would have ensured over almost any single British fleet a numerical superiority that would have rendered the defeat or retirement of the latter almost certain.

as Occurrences 1%

It will then be able to ensure as an essential condition of peace that not only Germany, but all the smaller States of Europe, undertake to limit their armaments and abolish conscription.

Which preposition to use with  ensure