Which preposition to use with disinterestedness

of Occurrences 28%

By those words she proved, too,and oh, you that are mothers, is that nothing?the perfect disinterestedness of her mother's love.

in Occurrences 11%

According to this source Japan had pledged herself to support Austria in case the latter was attacked by Russia, while Austria declared her absolute disinterestedness in the Far East.

on Occurrences 2%

Clotilde felt, besides, some gratitude toward her grandmother, who had shown perfect disinterestedness on the occasion of the opening of Pascal's will.

as Occurrences 1%

And recalling their former bad business ventures, they rejoiced for Ferragut, with the same disinterestedness as the first officer.

to Occurrences 1%

He turned for confirmation of their general disinterestedness to the Right Bower, but he was already striding away, uneasily conscious of the lazy following of the Left Bower, like a laggard conscience at his back.

with Occurrences 1%

The wise Pontiff, whose glory it had been to free the Church from a disgraceful yoke, proved himself worthy of the sovereign power, as much by the zeal with which he wielded as by the noble disinterestedness with which he resigned it.

Which preposition to use with  disinterestedness